Patents Issued in November 8, 2022
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Patent number: 11492642Abstract: The present disclosure provides Capsicum annuum BCMS plants comprising a male fertility restoration locus. Such plants comprise novel introgressed genomic regions associated with male fertility from Capsicum annuum on chromosome 6. In certain aspects, compositions and methods for producing, breeding, identifying, and selecting plants or germplasm with a male fertility phenotype are provided.Type: GrantFiled: June 26, 2019Date of Patent: November 8, 2022Assignee: SEMINIS VEGETABLE SEEDS, INCInventors: Jonathan T. Eckard, Rebeca N. Schauland, Dick Vreugdenhil
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Patent number: 11492643Abstract: Methods and compositions for a genetic disease are provided.Type: GrantFiled: April 2, 2018Date of Patent: November 8, 2022Assignee: Sangamo Therapeutics, Inc.Inventors: Gregory J. Cost, Philip D. Gregory, Dmitry Guschin, Michael C. Holmes, Jeffrey C. Miller, David Paschon, Edward J. Rebar, Andreas Reik, Fyodor Urnov, Lei Zhang
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Patent number: 11492644Abstract: Expression of exogenous SNAI2, EYA1 and SIX1 genes in a cell, tissue or organ not normally having nephron progenitor activity, induces or re-programs that cell to have or subsequently develop nephron progenitor activity. Nephron progenitors induced 5 by expression of SNAI2, EYA1 and SIX1 may be used for the production of nephron cells and tissues that are useful in treatment of kidney disorders, kidney regeneration, kidney transplantation, bioprinting and nephrotoxocity testing.Type: GrantFiled: May 24, 2018Date of Patent: November 8, 2022Assignees: MURDOCH CHILDRENS RESEARCH INSTITUTE, VANDERBILT UNIVERSITY, THE UNITED STATES GOVERNMENT AS REPRESENTED BY THE DEPARTMENT OE VETERANS AFFAIRSInventors: Melissa Little, Jessica Vanslambrouck, Lauren Woodard, Matthew Wilson
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Patent number: 11492645Abstract: Provided are amino acid sequences capable of binding to and inhibiting a Cas protein's ability to bind to a nucleic acid molecule, thereby inhibiting the Cas protein's function in genome editing. Such Cas protein inhibitors, which can be comprised of a major coat protein (G8P), an extracellular region of the G8P (G8PEX), or a biological equivalent, are useful in improving the specificity of Cas protein-based genome editing procedures.Type: GrantFiled: August 29, 2019Date of Patent: November 8, 2022Assignee: ShanghaiTech UniversityInventors: Jia Liu, Biao Jiang, Peixiang Ma, Guang Yang
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Patent number: 11492646Abstract: In certain aspects, the present invention provides methods for inducing a stable gene modification of a target nucleic acid via homologous recombination in a primary cell, such as a primary blood cell and/or a primary mesenchymal cell. In certain other aspects, the present invention provides methods for enriching a population of genetically modified primary cells having targeted integration at a target nucleic acid. The methods of the present invention rely on the introduction of a DNA nuclease such as a Cas polypeptide and a homologous donor adeno-associated viral (AAV) vector into the primary cell to mediate targeted integration of the target nucleic acid. Also provided herein are methods for preventing or treating a disease in a subject in need thereof by administering to the subject any of the genetically modified primary cells or pharmaceutical compositions described herein to prevent the disease or ameliorate one or more symptoms of the disease.Type: GrantFiled: October 15, 2021Date of Patent: November 8, 2022Assignee: THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITYInventors: Daniel P. Dever, Rasmus O. Bak, Ayal Hendel, Waracharee Srifa, Matthew H. Porteus
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Patent number: 11492647Abstract: Disclosed are methods and compositions for increasing the triacylglycerol content of a cell by increasing the activity of a type 1 diacylglycerol acyltransferase (i.e., DGA2) and increasing the activity of a type 2 diacylglycerol acyltransferase (i.e., DGA1). In some embodiments, the triacylglycerol content of a cell is also modified my decreasing the activity of a triacylglycerol lipase in the same cell. Also disclosed are methods and compositions for increasing the triacylglycerol content of a cell by increasing the activity of a type 1 diacylglycerol acyltransferase (i.e., DGA2), or by increasing the activity of a type 3 diacylglycerol acyltransferase (i.e., DGA3).Type: GrantFiled: April 5, 2019Date of Patent: November 8, 2022Assignee: Ginkgo Bioworks, Inc.Inventors: Vasiliki Tsakraklides, Elena E. Brevnova
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Patent number: 11492648Abstract: The present disclosure relates to a novel polypeptide having an ability to export an ornithine-based product, and a method for producing an ornithine-based product using the same.Type: GrantFiled: June 14, 2018Date of Patent: November 8, 2022Assignee: CJ CHEILJEDANG CORPORATIONInventors: Seon Hye Kim, Su Jin Park, Kyoung Min Lee, Kyungsu Na, Hong Xian Li, Hyun-jung Bae, Jihyun Shim, Young Lyeol Yang, Hye Won Um, Hyo Hyoung Lee, Min Gyeong Kang, Hye Won Kim, Byeong Cheol Song, Haena Oh, Han Hyoung Lee
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Patent number: 11492649Abstract: The present disclosure provides methods for generating sugars from a cellulosic biomass. The methods combine treatment of the biomass using a high-shear milling device and saccharification of the biomass to partially hydrolyze the biomass. The biomass can be saccharified either after or simultaneously with the high-shear milling treatement. The partially hydrolyzed biomass is then separated into a solids stream with saccharification enzymes, and a liquid stream with sugars. The solids stream and associated enzymes are further incubated under saccharification conditions to produce additional sugars, or are recycled and added to fresh biomass, which is saccharified under high-shear milling conditions. The methods result in improved conversion of cellulosic biomass to glucose.Type: GrantFiled: March 21, 2019Date of Patent: November 8, 2022Assignee: Edeniq, Inc.Inventors: Deepak Singh, Sandra Jacobson, Kris Ramos, Prachand Shrestha
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Patent number: 11492650Abstract: Polypeptides that fold into biologies are stabilized by diselenide bonds between selenocysteine amino acids. Methods to produce such polypeptides in genomically recoded organisms (GRO) can be scaled up for industrial production. Since diselenides have the same geometric bond angles and torsions as disulfides, as well as very similar bond lengths, they can be substituted into polypeptides without disrupting the three dimensional structure of the polypeptides. Diselenides render the polypeptides resistant to reduction when they are exposed to blood serum or to reducing components of blood serum or to reducing components components within cells.Type: GrantFiled: August 30, 2017Date of Patent: November 8, 2022Assignees: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM, PRESIDENT AND FELLOWS OF HARVARD COLLEGEInventors: Daniel J. Mandell, Christopher John Gregg, Ross Thyer, Andrew D. Ellington, Peter Benjamin Stranges
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Patent number: 11492651Abstract: Methods and compositions for making bacteriocins are described in some embodiments herein. In some embodiments, pro-polypeptide comprising the bacteriocins in the desired ratios in cis, and separated by cleavage sited can be produced by a microbial cell comprising a nucleic acid encoding the pro-polypeptide. In some embodiments microfluidic devices and methods for making specified mixtures of antimicrobial peptides and/or bacteriocins are described.Type: GrantFiled: August 30, 2018Date of Patent: November 8, 2022Assignee: Syngulon SAInventor: Philippe Gabant
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Patent number: 11492652Abstract: A method of assessing a possibility of cancerization including culturing a cell structure including normal cells and having a vascular network structure in a presence of a biological specimen from a subject, and assessing a possibility of cancerization in the subject based on a state of vessels in the cell structure after the culturing. The biological specimen is a body fluid specimen from the subject, a cell extract of cells from the subject, or a culture supernatant of cells from the subject, and the possibility of cancerization is assessed as high in the subject when a number of cells forming the vessels in the cell structure is larger than a number of cells cultured in an absence of the body fluid specimen, or when the vascular network structure in the cell structure extends.Type: GrantFiled: October 19, 2018Date of Patent: November 8, 2022Assignee: TOPPAN PRINTING CO., LTD.Inventors: Shiro Kitano, Kei Tsukamoto, Shinji Irie
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Patent number: 11492653Abstract: Methods and compositions for detecting an antibiotic-inactivating factor produced by a microorganism are described herein.Type: GrantFiled: August 14, 2018Date of Patent: November 8, 2022Assignee: University of Louisville Research Foundation, Inc.Inventors: Gina K. Thomson, Kenneth S. Thomson, Sameh Mohamed Mohamadi AbdelGhani
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Patent number: 11492654Abstract: Disclosed is a method of measuring protein kinase activity, including a) attaching GMBS (N-[?-maleimidobutyryloxy]sulfosuccinimide ester) to a base plate, b) attaching a substrate that reacts with a protein kinase to the base plate having GMBS attached thereto, thus manufacturing a kit for measuring protein kinase activity, c) introducing, to the kit, a mixture of a sample to be analyzed and a buffer including triton X-100, and d) probing phosphorylation of the substrate caused by the protein kinase contained in the sample, thereby measuring the activity of the protein kinase.Type: GrantFiled: May 13, 2014Date of Patent: November 8, 2022Assignees: Kangwon National University University-industry Cooperation Foundation, AMOLIFESCIENCE CO., LTD.Inventors: Kwon-Soo Ha, Deok-Hoon Kong
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Patent number: 11492655Abstract: A method of detecting a nucleic acid including a) mixing a solution containing a carboxylic acid and/or a salt thereof, a cerium oxide support and a sample containing a nucleic acid to adsorb said nucleic acid to said cerium oxide support, b) separating said cerium oxide support on which said nucleic acid was adsorbed from the mixture obtained in a), c) collecting said nucleic acid by adding an eluent to said cerium oxide support on which said nucleic acid was adsorbed and separated in b), and d) detecting said nucleic acid collected in c) by a hybridization reaction or a nucleic acid amplification reaction.Type: GrantFiled: November 10, 2017Date of Patent: November 8, 2022Assignee: Toray Industries, Inc.Inventors: Shota Sekiguchi, Mai Nakagawa, Masateru Ito, Shinjiro Sawada
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Patent number: 11492656Abstract: Methods of determining a haplotype or partial haplotype of a DNA sample containing high molecular weight segments of genomic DNA are disclosed. Such methods may include sequencing DNA in an enriched DNA sample to produce a plurality of sequence reads, where some of the sequence reads contain a first allele of the first haplotype and other of the sequence reads contain a second allele of the first haplotype. Some methods align the sequence reads to a reference genome to produce aligned reads, where aligned reads from the first high molecular weight segment tend to cluster into islands on the reference genome. Some methods further determine distances separating adjacent aligned reads on the reference genome and select a first group of the aligned reads having separation distances to adjacent aligned reads that are smaller than a cutoff value. Using alleles from the first group of aligned reads, the method may define a first haplotype or first partial haplotype.Type: GrantFiled: May 2, 2017Date of Patent: November 8, 2022Assignee: Illumina, Inc.Inventors: Emrah Kostem, Sasan Amini
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Patent number: 11492657Abstract: Described herein is a method to create dendritic biocompatible polymers from pairs of complementary dendritic nucleic acid monomers in a controlled manner, using polymerization triggers. The dendritic monomers are constituted of nucleic acids and an organic polymer capable of self-assembly. Each polymer contains approximately 200 dendrites that can be used to attach labels and constitute a biologically compatible signal amplification technology. Depending on the context this technology could be used to reveal the presence of a large variety of analytes such as specific nucleic acid molecules, small molecules, proteins, and peptides.Type: GrantFiled: February 28, 2018Date of Patent: November 8, 2022Inventors: Scott E. Fraser, Simon Restrepo, Joseph P. Dunham
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Patent number: 11492658Abstract: Disclosed are methods for detecting a target nucleic acid in a sample. The methods include contacting the sample, in the presence of a polymerase and an endonuclease, with a first oligonucleotide comprising, in the 5? to 3? direction, a first signal DNA generation sequence, an endonuclease recognition site, and a sequence complementary to the 3? end of a target nucleic acid; a second oligonucleotide comprising, in the 5? to 3? direction, a second signal DNA generation sequence, an endonuclease recognition site, and a sequence that is homologous to the first signal DNA generation sequence of the first oligonucleotide; a third oligonucleotide comprising, in the 5? to 3? direction, a third signal DNA generation sequence, an endonuclease recognition site, and a sequence that is homologous to the second signal DNA generation sequence of the second oligonucleotide.Type: GrantFiled: March 12, 2020Date of Patent: November 8, 2022Assignee: ABBOTT LABORATORIESInventors: Makoto Komori, Toru Yoshimura
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Patent number: 11492659Abstract: Provided herein are methods for determining fetal ploidy according to nucleic acid sequence reads. Nucleic acid sequence reads may be obtained from test sample nucleic acid comprising circulating cell-free nucleic acid from the blood of a pregnant female bearing a fetus. Fetal ploidy may be determined according to genomic section levels and a fraction of fetal nucleic acid in a test sample.Type: GrantFiled: December 10, 2018Date of Patent: November 8, 2022Assignee: Sequenom, Inc.Inventors: Cosmin Deciu, Zeljko Dzakula, John Allen Tynan, Grant Hogg
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Patent number: 11492660Abstract: Disclosed herein include methods and compositions for selectively amplifying and/or extending nucleic acid target molecules in a sample. The methods and compositions can, for example, reduce the amplification and/or extension of undesirable nucleic acid species in the sample, and/or allow selective removal of undesirable nucleic acid species in the sample.Type: GrantFiled: December 9, 2019Date of Patent: November 8, 2022Assignee: Becton, Dickinson and CompanyInventor: Eleen Shum
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Patent number: 11492661Abstract: Provided herein, in some embodiments, are methods and compositions for highly multiplexed in situ signal amplification via hairpin-mediated concatemerization.Type: GrantFiled: January 9, 2018Date of Patent: November 8, 2022Assignee: President and Fellows of Harvard CollegeInventors: Jocelyn Yoshiko Kishi, Brian Beliveau, Peng Yin, Yu Wang, Sinem K. Saka
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Patent number: 11492662Abstract: Disclosed herein, inter alia, are compositions and methods of use thereof for interrogating a cell.Type: GrantFiled: August 6, 2021Date of Patent: November 8, 2022Assignee: SINGULAR GENOMICS SYSTEMS, INC.Inventors: Eli N. Glezer, Hu Cang, Zhenmin Hong
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Patent number: 11492663Abstract: The present invention regards a variety of methods and compositions for whole genome amplification and whole transcriptome amplification. In a particular aspect of the present invention, there is a method of amplifying a genome comprising a library generation step followed by a library amplification step. In specific embodiments, the library generating step utilizes specific primer mixtures and a DNA polymerase, wherein the specific primer mixtures are designed to eliminate ability to self-hybridize and/or hybridize to other primers within a mixture but efficiently and frequently prime nucleic acid templates.Type: GrantFiled: February 15, 2019Date of Patent: November 8, 2022Assignee: Takara Bio USA, Inc.Inventors: Emmanuel Kamberov, Tong Sun, Eric Bruening, Jonathon H. Pinter, Irina Sleptsova, Takao Kurihara, Vladimir L. Makarov
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Patent number: 11492664Abstract: The present invention relates to methods of nucleic acid analyte detection by PCR. In particular, methods and kits for the detection of a plurality of nucleic acid analytes and the generation of kinetic signatures are provided. Further provided are methods and kits of nested PCR and PCR using limiting primers.Type: GrantFiled: August 1, 2018Date of Patent: November 8, 2022Assignee: California Institute of TechnologyInventors: Aditya Rajagopal, Emil P. Kartalov
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Patent number: 11492665Abstract: Provided herein are compositions, methods and systems relating to libraries of polynucleotides such that the libraries allow for accurate and efficient hybridization after binding to target sequences. Further provided herein are probes, blockers, additives, buffers, and methods that result in improved hybridization. Such compositions and methods are useful for improvement of Next Generation Sequencing applications, such as reducing off-target binding or reducing workflow times.Type: GrantFiled: May 20, 2019Date of Patent: November 8, 2022Assignee: Twist Bioscience CorporationInventors: Ramsey Ibrahim Zeitoun, Siyuan Chen, Richard Gantt, Kristin D. Butcher, E. Hutson Chilton
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Patent number: 11492666Abstract: A method for determining the presence of an allele, including (a) binding a polymerase to a double stranded nucleic acid that includes a primer hybridized to a template, the template including a first allele of a locus; (b) adding a nucleotide to the primer via catalytic activity of the polymerase, thereby producing an extended nucleic acid; (c) dissociating the polymerase from the extended nucleic acid; (d) detecting dissociation of the polymerase from the extended nucleic acid; and (e) comparing the dissociation of the polymerase from the extended nucleic acid to dissociation of the polymerase from a second double stranded nucleic acid, the second double stranded nucleic acid including a primer hybridized to the same position of the locus as the primer of the extended nucleic acid.Type: GrantFiled: February 14, 2018Date of Patent: November 8, 2022Assignee: PACIFIC BIOSCIENCES OF CALIFORNIA, INC.Inventors: Denis Malyshev, Sean Stromberg
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Patent number: 11492667Abstract: Compositions, methods and kits are provided for identifying the presence and location of a target in chromosomal DNA. A nicking endonuclease fused to a binding domain that binds to a constant region of an antibody (NEFP) is provided that may be used for binding to a target directly or via an antibody that binds to the target. The target may be a protein or structural feature of the DNA and its presence and location may correspond to a phenotype and/or pathology in a biopsy or other cell sample for diagnostic purposes. The background is reduced by the addition of a glycoaminoglycan (GAG) that reversibly inhibits binding of the NEFP to DNA. Nick translation in the presence of a strand displacing polymerase enables the incorporation of tagged nucleotides that (i) blocks re-nicking; (ii) facilitates immobilization of DNA fragments around the target for sequencing; and/or (iii) enables dye labelling of the chromosomal DNA within the cell nuclei for analysis by microscopy.Type: GrantFiled: June 8, 2021Date of Patent: November 8, 2022Assignee: New England Biolabs, Inc.Inventors: Sriharsa Pradhan, Hang Gyeong Chin, George R. Feehery, Shuang-Yong Xu, Vishnu Udayakumaran Nair Sunitha Kumary, Julie Beaulieu, Pierre O. Esteve
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Patent number: 11492668Abstract: The invention discloses an indel molecular marker closely linked with pumpkin photoperiod insensitivity and application of the indel molecular marker, and belongs to the technical field of molecule detection. The indel molecular marker SEQ7593 is located on a tenth chromosome of a Cucurbita moschata, and is 280 bp in size. The nucleotide sequence of the indel molecular marker is shown as SEQ ID NO: 1. The indel molecular marker SEQ7593 can be directly used for creating an assistant breeding system of photoperiod insensitivity character molecular markers. Primer amplification designed according to the Indel molecular marker can be applied to assistant breeding of pumpkin breed improvement molecules in a simple, rapid and high-throughput manner, technical support is provided for pumpkin photoperiod insensitivity molecular breeding, and time for conventional gene positioning is shortened greatly.Type: GrantFiled: November 1, 2018Date of Patent: November 8, 2022Assignee: VEGETABLE RESEARCH INSTITUTE, GUANGDONG ACADEMY OF AGRICULTURAL SCIENCESInventors: Yujuan Zhong, Hexun Huang, Junxing Li, Wenlong Luo, Tingquan Wu, Rui Wang
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Patent number: 11492669Abstract: The present invention includes a method for identifying an Alzheimer's disease (AD) patient prior to reaching clinical disease classification, comprising: obtaining a dataset associated with a blood, serum, or plasma sample from the patient, wherein the dataset comprises data representing the level of one or more microRNA biomarkers in the blood, serum, or plasma sample; assessing the dataset for a presence or an increase in an amount of miRNA-455-3p; determining the likelihood that the patient will develop AD patient prior to reaching clinical disease classification by detecting the presence or the increase in miRNA-455-3p to produce a score that is indicative of a likelihood of developing AD, wherein a higher score relative to a healthy control indicates that the patient is likely to have the prognosis for transitioning to classified AD, wherein the healthy control is derived from a non-AD patient with no clinical evidence of AD.Type: GrantFiled: July 12, 2018Date of Patent: November 8, 2022Assignee: Texas Tech University SystemInventors: P. Hemachandra Reddy, Subodh Kumar
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Patent number: 11492670Abstract: The present invention relates to compositions and methods for targeting cancer-specific DNA sequences, such as copy number amplifications and other types of cancer-specific sequence variations, such as cancer-specific polymorphisms, insertions, or deletions. The present invention provides hereto sequence-specific DNA targeting agents targeting a sequence within the amplified DNA region or a sequence otherwise specific for a cancer cell compared to a non-cancer cell. The invention further relates to methods for treating cancer, comprising administering such sequence-specific DNA targeting agents. The invention further relates to methods for preparing sequence-specific DNA targeting agent, as well as screening methods using the DNA targeting agents.Type: GrantFiled: October 20, 2016Date of Patent: November 8, 2022Assignees: THE BROAD INSTITUTE INC., DANA-FARBER CANCER INSTITUTE, INC., INSTITUTO CARLOS SLIM DE LA SALUD, A.C.Inventors: William C. Hahn, Andrew Aguirre, April Cook, Glenn Cowley, Robin Meyers, David E. Root, Aviad Tsherniak, Barbara Weir, Francisca Vazquez
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Patent number: 11492671Abstract: miRNAs for in vitro diagnosis of resistance of tumors to BRAF/MEK pathway (also named as MAPK 5 pathway) inhibiting drugs and for treatment of tumors which are treated with said drugs, such as melanoma, by stimulating or inhibiting the expression of down-regulated or up-regulated miRNAs, respectively.Type: GrantFiled: April 10, 2019Date of Patent: November 8, 2022Assignees: ISTITUTI FISIOTERAPICI OSPITALIERI, ISTITUTO NAZIONALE TUMORI I.R.C.C.S. “FONDAZIONE G. PASCALE”, UNIVERSITA' DEGLI STUDI DI ROMA “LA SAPIENZA”Inventors: Gennaro Ciliberto, Paolo Antonio Ascierto, Luigi Fattore, Gerardo Botti, Rita Mancini
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Patent number: 11492672Abstract: Monitoring, analysis and control of fermentation activities includes methods and corresponding systems directed toward agriculture, biofuels, and food production. Complex methods and corresponding systems are provided for classifying a microorganism; profiling a microbiome; sequencing multiple libraries in a single sequencing run; determining a microbiome profile in a sample; and analyzing a material from a location associated with a fermentation process. Additional implementations are directed to methods and corresponding systems for obtaining, deriving, predicting and evaluating microbiome information; control, analysis and direction of fermentation operations; and evaluating, analyzing and displaying microbiome related information in two and three dimensional plots. Yet additional methods and corresponding systems permit identification and analysis of microorganisms capable of imparting beneficial properties to phases of fermentation processes.Type: GrantFiled: December 5, 2016Date of Patent: November 8, 2022Inventors: Alberto A. Becares, Adrian F. Fernandez
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Patent number: 11492673Abstract: Kits and methods are provided for performing multiplex LAMP reactions. These kits and methods are directed to specific and sensitive methods of target nucleic acid detection and more specifically pathogen diagnostics such as detection of Coronavirus. The kits and methods utilize a plurality of sets of oligonucleotide primers for targeting the viral nucleic acid target.Type: GrantFiled: February 18, 2021Date of Patent: November 8, 2022Assignee: New England Biolabs, Inc.Inventors: Nathan Tanner, Yinhua Zhang, Gregory Patton, Guoping Ren, Zhiru Li, Nicole Nichols
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Patent number: 11492674Abstract: A process for production of sugars from biomass derived from guayule plants includes placing a certain amount of the biomass in contact with a certain amount of water and with at least one organic acid. The sugars thus obtained may advantageously be used as sources of carbon in fermentation processes for the production of alcohols, lipids, diols, or in chemical synthesis processes for the production of other intermediates or chemicals.Type: GrantFiled: January 23, 2019Date of Patent: November 8, 2022Assignee: Versalis S.P.A.Inventors: Stefano Ramello, Mario Baldassarre, Roberto Buzzoni
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Patent number: 11492675Abstract: Systems and methods disclosed herein relate to the manufacture of metallic material with a thermal expansion coefficient in a predetermined range, comprising: deforming, a metallic material comprising a first phase and a first thermal expansion coefficient. In response to the deformation, at least some of the first phase is transformed into a second phase, wherein the second phase comprises martensite, and orienting the metallic material in at least one predetermined orientation, wherein the metallic material, subsequent to deformation, comprises a second thermal expansion coefficient, wherein the second thermal expansion coefficient is within a predetermined range, and wherein the thermal expansion is in at least one predetermined direction. In some embodiments, the metallic material comprises the second phase and is thermo-mechanically deformed to orient the grains in at least one direction.Type: GrantFiled: January 3, 2020Date of Patent: November 8, 2022Inventors: James Alan Monroe, Ibrahim Karaman, Raymundo Arroyave
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Patent number: 11492676Abstract: A method is for producing a high strength coated steel sheet having a yield stress YS>800 MPa, a tensile strength TS>1180 MPa, and improved formability and ductility. The steel contains: 15%?C?0.25%, 1.2%?Si?1.8%, 2%?Mn?2.4%, 0.1%?Cr?0.25%, Al?0.5%, the remainder being Fe and unavoidable impurities. The sheet is annealed at a temperature higher than Ac3 and lower than 1000° C. for a time of more than 30 s, then quenched by cooling it to a quenching temperature QT between 250° C. and 350° C., to obtain a structure consisting of at least 60% of martensite and a sufficient austenite content such that the final structure contains 3% to 15% of residual austenite and 85% to 97% of martensite and bainite without ferrite, then heated to a partitioning temperature PT between 430° C. and 480° C. and maintained at this temperature for a partitioning time Pt between 10 s and 90 s, then hot dip coated and cooled to the room temperature.Type: GrantFiled: July 16, 2020Date of Patent: November 8, 2022Assignee: ARCELORMITTALInventors: Rashmi Ranjan Mohanty, Hyun Jo Jun, Dongwei Fan
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Patent number: 11492677Abstract: A high-strength steel sheet has a specific composition and a microstructure. In the microstructure, the area fraction of elongated ferrite phase grains having an aspect ratio of 3 or more is 1% or less, the average crystal grain size of martensite included in a region extending 50 ?m from a surface of the steel sheet is 20 ?m or less, the content of oxide particles having a minor axis length of 0.8 ?m or less in the region extending 50 ?m from the surface of the steel sheet is 1.0×1010 particles/m2 or more, and the content of coarse oxide particles having a minor axis length of more than 1 ?m in the region extending 50 ?m from the surface of the steel sheet is 1.0×108 particles/m2 or less. The content of hydrogen trapped in the steel sheet is 0.05 ppm by mass or more.Type: GrantFiled: October 9, 2018Date of Patent: November 8, 2022Assignee: JFE Steel CorporationInventors: Hiroshi Hasegawa, Hidekazu Minami, Tatsuya Nakagaito, Kana Sasaki, Shoji Tanaka
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Patent number: 11492678Abstract: A non-oriented electrical steel sheet according to an exemplary embodiment of the present invention includes, by weight %, Si: 2.5 to 6.0%, Al: 0.2 to 3.5%, Mn: 0.2 to 4.5%, Cr: 0.01 to 0.2%, P: 0.005 to 0.08%, Mg: 0.0005 to 0.05%, and a remainder including Fe and inevitable impurities, while satisfying Equation 1 below, and formed with an inner oxidation layer of a 0.2 to 5 ?m thickness inside a base steel sheet. ?2.5?[P]/[Cr]?[Mg]×100?6.5??[Equation 1] (In Equation 1, [P], [Cr], and [Mg] respectively represent a content (by wt %) of P, Cr, and Mg).Type: GrantFiled: May 17, 2018Date of Patent: November 8, 2022Assignee: POSCOInventors: Jae-Hoon Kim, Yong-Soo Kim, Jung-Woo Kim, Su-Yong Shin
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Patent number: 11492679Abstract: This hot-rolled steel sheet has a predetermined chemical composition, in which in a case where the thickness is denoted by t, a metallographic structure at a t/4 position from the surface includes, by area fraction, 77.0% to 97.0% of bainite or tempered martensite, 0% to 5.0% of ferrite, 0% to 5.0% of pearlite, 3.0% or more of residual austenite, and 0% to 10.0% of martensite, in the metallographic structure, the average grain size excluding the residual austenite is 7.0 ?m or less, the average number density of iron-based carbides having a diameter of 20 nm or more is 1.0×106 carbides/mm2 or more, a tensile strength is 980 MPa or more, and an average Ni concentration on the surface is 7.0% or more.Type: GrantFiled: October 21, 2019Date of Patent: November 8, 2022Assignee: NIPPON STEEL CORPORATIONInventors: Tatsuo Yokoi, Hiroshi Shuto, Teruki Hayashida, Jun Ando, Mutsumi Sakakibara
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Patent number: 11492680Abstract: The present invention belongs to the field of heat treatment for metal plate strips, and discloses a water spray system for heat treatment of metal plate strips and a control method. The system comprises a shunt water collector, sub-water supply pipelines, a control valve group and a control system. The control method comprises a water pressure regulating method and a water flow regulating method. The shunt water collector adopts multi-pipeline uniform flow design and realizes uniform shunt and constant pressure water supply. The sub-water supply pipelines are designed with three configuration modes of a control valve group in accordance with varieties and specifications of metal plate strips, rhythms of production and heat treatment technologies to realize dual closed-loop control of water pressure-water flow.Type: GrantFiled: July 9, 2021Date of Patent: November 8, 2022Assignee: NORTHEASTERN UNIVERSITYInventors: Tianliang Fu, Guozhi Song, Junguo Gao, Yanqi Ye, Zhiwei Jia, Lin Su, Guanghao Liu
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Patent number: 11492681Abstract: A method for extracting base and precious metals, all contained in refractory minerals, using aqueous media. The method includes mixing the mineral (Cu2S, CuS, CuFeS2, Cu5FeS4, FeS2, FeAsS.NiS, (Ni,Fe)xSy), ground to an appropriate size (2.5 centimetres), with a specific dose of solid reagent in a rotary agglomeration drum and then adding slightly acidified water to obtain a defined water content (5-8%) depending on the type of gangue contained in the metal-containing solid, thereby forming an agglomerate that will form a heap, which is subsequently allowed to stand for a period of several days (20-60 days), during which the conditions required to transform the refractory matrix into a highly soluble solid will be generated. Finally, appropriately regulated irrigation is applied, thus resulting in extraction of the metal by simple aqueous washing.Type: GrantFiled: September 5, 2018Date of Patent: November 8, 2022Inventor: Eduardo Luis Patino Martinez
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Patent number: 11492682Abstract: The present invention relates to a 3D-printed cobalt-based alloy product comprising carbon, tungsten and chromium with very good mechanical and thermal properties as well as a method of preparing the 3D-printed product and a powder alloy. The alloy has a high carbon content leading to high carbide content but small and evenly distributed carbides. A method facilitating 3D printing of high carbide content alloys such as the present alloy is also disclosed.Type: GrantFiled: March 14, 2018Date of Patent: November 8, 2022Inventor: Ulrik Beste
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Patent number: 11492683Abstract: The present invention relates to a density-optimized and high temperature-resistant alloy based on molybdenum-sili-con-boron, wherein vanadium is added to the base alloy in order to reduce the density.Type: GrantFiled: June 4, 2019Date of Patent: November 8, 2022Assignee: OTTO-VON-GUERICKE-UNIVERSITAT MAGDEBURGInventor: Manja Kruger
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Patent number: 11492684Abstract: An R-T-B based permanent magnet, in which R is a rare earth element, T is Fe or a combination of Fe and Co, and B is boron, includes main phase grains made of an R2T14B crystal phase and grain boundaries formed between the main phase grains. The grain boundaries include an R—O—C—N concentrated part having higher concentrations of R, O, C, and N than that of the main phase grains. The R—O—C—N concentrated part includes a heavy rare earth element. The R—O—C—N concentrated part has a core part and a shell part covering at least part of the core part. A concentration of the heavy rare earth element in the shell part is higher than a concentration of the heavy element in the core part. A covering ratio of the shell part with respect to the core part of the R—O—C—N concentrated part is 45% or more in average.Type: GrantFiled: March 7, 2019Date of Patent: November 8, 2022Assignee: TDK CORPORATIONInventor: Makoto Iwasaki
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Patent number: 11492685Abstract: Provided are: an alloy member that is excellent in homogeneity of both the alloy composition and microstructure and excellent in shape controllability and includes a high entropy alloy having high mechanical properties and high corrosion resistance, a process for producing the same, and a product including the alloy member. In the present invention, the alloy member having a chemical composition comprising elements of Co, Cr, Fe, Ni, and Ti each in an amount within a range of 5 atomic % or more and 35 atomic % or less and Mo in an amount within a range of more than 0 atomic % and 8 atomic % or less, the reminder consisting of unavoidable impurities, wherein ultrafine grains having an average grain diameter of 100 nm or less are dispersed and precipitated in a parent phase crystal.Type: GrantFiled: August 9, 2018Date of Patent: November 8, 2022Assignee: HITACHI METALS, LTD.Inventors: Tadashi Fujieda, Hiroshi Shiratori, Kousuke Kuwabara, Atsuhiko Onuma
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Patent number: 11492686Abstract: An alloy which includes at least the following (in % by weight): carbon (C): 0.15%-0.25%; silicon (Si): 0.0%-0.08%; manganese (Mn): 0.03%-0.20%; chromium (Cr): 9.5%-10.5%; molybdenum (Mo): 0.4%-1.0%; tungsten (W): 1.6%-2.4%; cobalt (Co): 2.5%-3.5%; nickel (Ni): 0.0%-0.40%; boron (B): 0.003%-0.02%; nitrogen (N): 0.0%-0.40%; titanium (Ti): 0.02%-0.10%; vanadium (V): 0.10%-0.30%; niobium (Nb): 0.02%-0.08%; copper (Cu): 1.20%-2.10%; and aluminum (Al): 0.003%-0.06%, in particular 0.005%-0.04%; the remainder being iron (Fe).Type: GrantFiled: August 16, 2018Date of Patent: November 8, 2022Assignee: SIEMENS ENERGY GLOBAL GMBH & CO. KGInventors: Torsten Neddemeyer, Torsten-Ulf Kern, Karsten Kolk, Axel Bublitz
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Patent number: 11492687Abstract: A steel sheet has a predetermined chemical composition and a metal structure represented by, in area fraction, polygonal ferrite: 40% or less, martensite: 20% or less, bainitic ferrite: 50% to 95%, and retained austenite: 5% to 50%. In area fraction, 80% or more of the bainitic ferrite is composed of bainitic ferrite grains that have an aspect ratio of 0.1 to 1.0 and have a dislocation density of 8×102 (cm/cm3) or less in a region surrounded by a grain boundary with a misorientation angle of 15° or more. In area fraction, 80% or more of the retained austenite is composed of retained austenite grains that have an aspect ratio of 0.1 to 1.0, have a major axis length of 1.0 ?m to 28.0 ?m, and have a minor axis length of 0.1 ?m to 2.8 ?m.Type: GrantFiled: March 30, 2018Date of Patent: November 8, 2022Assignee: NIPPON STEEL CORPORATIONInventors: Yuri Toda, Eisaku Sakurada, Kunio Hayashi, Akihiro Uenishi
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Patent number: 11492688Abstract: The steel material according to the present disclosure has a chemical composition consisting of, in mass %, C: 0.20 to 0.35%, Si: 0.05 to 1.00%, Mn: 0.01 to 1.00%, P: 0.025% or less, S: 0.0100% or less, Al: 0.005 to 0.100%, Cr 0.25 to 0.80%, Mo: 0.20 to 2.00%, Ti: 0.002 to 0.050%, B: 0.0001 to 0.0050%, N: 0.0020 to 0.0100% and O: 0.0100% or less, with the balance being Fe and impurities, and satisfying Formula (1). A number density of precipitates having an equivalent circular diameter of 400 nm or more is 0.150 particles/?m2 or less. The yield strength is within a range of 655 to 965 MPa. A dislocation density ? is 7.0×1014 m?2 or less. 5×Cr—Mo-2×(V+Ti)?3.Type: GrantFiled: September 26, 2019Date of Patent: November 8, 2022Assignee: NIPPON STEEL CORPORATIONInventors: Shinji Yoshida, Yuji Arai
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Patent number: 11492689Abstract: The rail having a chemical composition containing C: 0.70-1.00 mass %, Si: 0.50-1.60 mass %, Mn: 0.20-1.00 mass %, P: ?0.035 mass %, S: ?0.012 mass %, Cr: 0.40-1.30 mass %, where Ceq defined by the formula (1) is 1.04-1.25, Ceq=[% C]+([% Si]/11)+([% Mn]/7)+([% Cr]/5.8)??(1) where [% M] is the content in mass % of the element M, the balance being Fe and inevitable impurities, where Ceq(max) is ?1.40, where the Ceq(max) is determined by the formula (2) using maximum contents of C, Si, Mn, and Cr obtained by subjecting a region between specified positions to EPMA line analysis; and a pearlite area ratio in the region is 95% or more, Ceq(max)=[% C(max)]+([% Si(max)]/11)+([% Mn(max)]/7)+([% Cr(max)]/5.8)??(2) where [% M(max)] is the maximum content of the element M.Type: GrantFiled: March 28, 2019Date of Patent: November 8, 2022Assignee: JFE STEEL CORPORATIONInventors: Keisuke Ando, Tatsumi Kimura, Satoshi Igi
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Patent number: 11492690Abstract: A terrific stainless steel alloy and turbocharger kinematic components are provided. A ferritic stainless steel alloy includes or consists of, by weight, about 20% to about 35% chromium, less than about 2% nickel (i.e., from 0% to about 2%), about 1% to about 4% carbon, about 1.5% to about 1.9% silicon, less than about 0.4% nitrogen (i.e., from 0% to about 0.4%), about 0.5% to about 15% molybdenum, less than about 1% niobium (i.e., from 0% to about 1%) and a balance of iron, and other inevitable/unavoidable impurities that are present in trace amounts. The turbocharger kinematic components are made at least in part using this stainless steel alloy.Type: GrantFiled: July 1, 2020Date of Patent: November 8, 2022Assignee: GARRETT TRANSPORTATION I INCInventor: Marc Wilson
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Patent number: 11492691Abstract: A method of case hardening a titanium part, including placing the titanium part within a chamber; evacuating or purging the chamber; heating the titanium part placed within the chamber; introducing a gas containing cyanogen into the chamber; and exposing the titanium part placed within the chamber to the introduced gas containing cyanogen.Type: GrantFiled: July 25, 2019Date of Patent: November 8, 2022Assignee: THE BOEING COMPANYInventor: Joseph M. Greene