Patents Examined by Sahana S Kaup
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Patent number: 11866777Abstract: The disclosed embodiments concern methods, apparatus, systems and computer program products for determining sequences of interest using unique molecular index (UMI) sequences that are uniquely associable with individual polynucleotide fragments, including sequences with low allele frequencies and long sequence length. In some implementations, the UMIs include both physical UMIs and virtual UMIs. In some implementations, the unique molecular index sequences include non-random sequences. System, apparatus, and computer program products are also provided for determining a sequence of interest implementing the methods disclosed.Type: GrantFiled: October 21, 2020Date of Patent: January 9, 2024Assignee: Illumina, Inc.Inventors: Sante Gnerre, Byoungsok Jung, Emrah Kostem, Alex Aravanis, Alex So, Xuyu Cai, Zhihong Zhang, Frank J. Steemers
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Patent number: 11834655Abstract: Methods and compositions are provided for making and using uniquely tagged target nucleic acid molecules.Type: GrantFiled: December 29, 2021Date of Patent: December 5, 2023Assignee: Bio-Rad Laboratories, Inc.Inventors: Ronald Lebofsky, Jeremy Agresti
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Patent number: 11834653Abstract: Described herein, in one aspect, are antigen presenting cells (APCs) comprising an exogenous nucleic acid encoding one or more candidate antigens, wherein the one or more candidate antigens are expressed and presented with MHC class I or MC class II molecules; a molecular reporter of Granzyme B (GzB) activity; and c) an exogenous inhibitor of caspase-activated deoxyribonuclease (CAD)-mediated DNA degradation, a CAD knockout, or a caspase knockout (e.g., caspase 3 knockout). Described herein, in another aspect, is a system for detection of recognized antigen presentation by an antigen presenting cell to a cytotoxic lymphocyte or NK cell.Type: GrantFiled: June 8, 2018Date of Patent: December 5, 2023Assignee: The Brigham and Women's Hospital, Inc.Inventors: Stephen Elledge, Tomasz Kula, Mohammad Haj Dezfulian
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Patent number: 11821018Abstract: Disclosed is a method for the cell-free expression of peptides or proteins in a liquid filled digital microfluidic device. The droplets having the components required for cell-free protein expression can be manipulated by electrokinesis in order to enhance levels of protein expression in the droplets.Type: GrantFiled: October 19, 2022Date of Patent: November 21, 2023Assignee: Nuclera Ltd.Inventors: Michael Chun Hao Chen, Sihong Chen, Christopher Dulson, Sumit Kalsi, Gordon Ross McInroy, Stephanie Reikine
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Patent number: 11820979Abstract: Polypeptides, such as antibody molecules and TCR molecules, and methods of making the same, are disclosed. The polypeptides can be used to treat, prevent, and/or diagnose disorders.Type: GrantFiled: December 22, 2017Date of Patent: November 21, 2023Assignee: VISTERRA, INC.Inventors: Zachary Shriver, Gregory Babcock, Luke Robinson
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Patent number: 11795503Abstract: According to various embodiments, a method is provided that comprises washing an array of DNA-coated beads on a substrate, with a wash solution to remove stacked beads from the substrate. The wash solution can include inert solid beads in a carrier. The DNA-coated beads can have an average diameter and the solid beads in the wash solution can have an average diameter that is at least twice the diameter of the DNA-coated beads. The washing can form dislodged DNA-coated beads and a monolayer of DNA-coated beads. In some embodiments, first beads for forming an array are contacted with a poly(ethylene glycol) (PEG) solution comprising a PEG having a molecular weight of about 350 Da or less. In some embodiments, slides for forming bead arrays are provided as are systems for imaging the same.Type: GrantFiled: July 15, 2019Date of Patent: October 24, 2023Assignee: Life Technologies CorporationInventors: George A. Fry, Christina E. Inman, John Bridgham, Timothy Hunkapiller, Charles S. Vann
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Patent number: 11781129Abstract: The disclosed embodiments relate to method, apparatus and system for high throughput single-cell DNA sequencing with droplet microfluidic. In an exemplary embodiment, a method for analyzing nucleic acids within a cell includes the steps of: (a) flowing individual cells together with a material capable of forming a polymer or microsphere that retains nucleic acids into a carrier fluid such that droplets are formed; (b) breaking the emulsion and collecting the microsphere hydrogels in an aqueous fluid; and (c) performing combinatorial labeling on the nucleic acids contained within the microspheres/hydrogels.Type: GrantFiled: October 21, 2019Date of Patent: October 10, 2023Assignee: MISSION BIO, INC.Inventor: Dennis Jay Eastburn
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Patent number: 11779925Abstract: Systems, methods, and devices for forming an array of emulsions. An exemplary device comprises a frame and at least one or a plurality of separate microfluidic modules mounted to the frame and each configured to form an array of emulsions. In some embodiments, each module may be mounted by snap-fit attachment. The device also may include the same sealing member bonded to a top side of each module and hermetically sealing each of the modules. Another exemplary microfluidic device for forming an array of emulsions comprises a stack of layers bonded together. The stack may comprise a port layer forming a plurality of ports. Each port may have a top rim formed by a protrusion that encircles the central axis of the port. The rims may be coplanar with one another to facilitate bonding of a sealing member to each rim.Type: GrantFiled: December 13, 2021Date of Patent: October 10, 2023Assignee: Bio-Rad Laboratories, Inc.Inventors: Thomas Henry Cauley, III, John Dzenitis, Steve Hobbs, Stefano Schiaffino
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Patent number: 11779548Abstract: A high-throughput screening methods for identifying candidate anticancer medicinal agents is described herein. The candidate anticancer medicinal agents are arylfluorosulfate compounds derived from phenolic compounds. The method involves in situ generation of the arylfluorosulfate compounds in multi-well plates by reaction of phenolic compounds in DMSO with a saturated solution of SO2F2 dissolved in a solvent such as acetonitrile, in the presence of an organic base, followed by reaction of generated fluoride ion with trimethylsilanol to form volatile trimethylsilyl fluoride. Solvents, organic base, and silyl compounds are then removed, in vacuo, to afford the arylfluorosulfate compounds suitable for biological screening in cancer cell lines without further purification.Type: GrantFiled: May 11, 2020Date of Patent: October 10, 2023Assignee: THE SCRIPPS RESEARCH INSTITUTEInventors: Jie Li, Zilei Liu, Suhua Li, Peng Wu, K. Barry Sharpless
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Patent number: 11761039Abstract: Disclosed herein are compositions and methods related to the elimination of molecules of a selected sequence from a nucleic acid sample or from an sequence dataset resulting from the sequencing of a sample, for example to exclude such molecules from downstream analysis or sequencing, or to exclude such sequences from a downstream data set.Type: GrantFiled: October 20, 2021Date of Patent: September 19, 2023Assignee: JUMPCODE GENOMICS, INC.Inventors: Keith Brown, Peter Dansky
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Patent number: 11759761Abstract: Methods of generating a nucleic acid signature for identifying particles associated in a partition are provided. In one aspect, the method comprises: partitioning a sample into a plurality of partitions comprising a particle comprising a solid support surface, the solid support surface having a plurality of oligonucleotide primers conjugated thereon, wherein the oligonucleotide primers comprise a barcode sequence, and wherein the partitions have 0, 1, or more than 1 particles per partition; providing in a partition a substrate comprising a barcode sequence or repeating clonal barcode sequences; and in the partition, associating a first particle conjugated to oligonucleotide primers comprising a first barcode sequence and a second particle conjugated to oligonucleotide primers comprising a second barcode sequence to a barcode sequence from the substrate, thereby generating a nucleic acid signature for the particles in the partition.Type: GrantFiled: July 20, 2021Date of Patent: September 19, 2023Assignee: Bio-Rad Laboratories, Inc.Inventors: Ronald Lebofsky, Nicholas Heredia
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Patent number: 11753743Abstract: Provided herein, in some embodiments, are devices, systems and methods for high-throughput single-cell polyomics (e.g., genomic, epigenomic, proteomic and/or phenotypic profile) analyses.Type: GrantFiled: February 13, 2018Date of Patent: September 12, 2023Assignee: Yale UniversityInventors: Rong Fan, Burak Dura
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Patent number: 11746367Abstract: The present invention generally relates to microfluidics and labeled nucleic acids. In one aspect, the present invention is generally directed to a method, wherein the method includes providing a plurality of droplets comprising particles, the particles comprising oligonucleotides, and attaching a nucleic acid sequence to the oligonucleotides. Certain embodiments are generally directed to systems and methods for splitting a droplet into two or more droplets. Certain embodiments are generally directed to systems and methods for sorting fluidic droplets in a liquid.Type: GrantFiled: April 15, 2016Date of Patent: September 5, 2023Assignee: President and Fellows of Harvard CollegeInventors: David A. Weitz, Huidan Zhang, John Heyman, Allon Moshe Klein
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Patent number: 11738344Abstract: The invention relates to a method for ordering, sorting and/or focusing particles in a first microfluidic channel system, the method comprising the steps of i) providing for a first microfluidic channel comprising at least a first and a second inlet and a first outlet, ii) injecting a first fluid into the channel through said first inlet, iii) injecting a second fluid into the channel through said second inlet, wherein the viscosity of the first fluid is higher than the viscosity of the second fluid, such that the two fluids flow in a laminar fashion unmixed side by side, and one of the two fluids comprises the particles to be ordered, sorted and/or focused. The invention also relates to a microfluidic channel system for sorting different particles into one droplet.Type: GrantFiled: September 19, 2018Date of Patent: August 29, 2023Assignee: HIFIBIO SASInventors: Raphael Clément Li-Ming Doineau, Arnaud Reitz, Marcel Reichen
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Patent number: 11732287Abstract: Microfluidic methods for barcoding nucleic acid target molecules to be analyzed, e.g., via nucleic acid sequencing techniques, are provided. Also provided are microfluidic, droplet-based methods of preparing nucleic acid barcodes for use in various barcoding applications. The methods described herein facilitate high-throughput sequencing of nucleic acid target molecules as well as single cell and single virus genomic, transcriptomic, and/or proteomic analysis/profiling. Systems and devices for practicing the subject methods are also provided.Type: GrantFiled: March 29, 2018Date of Patent: August 22, 2023Assignee: The Regents of the University of CaliforniaInventors: Adam R. Abate, John R. Haliburton, Freeman Lan, Adam R. Sciambi
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Patent number: 11725206Abstract: Methods and compositions are provided herein for preparing high-throughput cDNA sequencing libraries.Type: GrantFiled: November 23, 2020Date of Patent: August 15, 2023Assignee: Bio-Rad Laboratories, Inc.Inventors: Ronald Lebofsky, Jeremy Agresti
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Patent number: 11708606Abstract: Disclosed herein are compositions and methods related to the elimination of molecules of a selected sequence from a nucleic acid sample or from an sequence dataset resulting from the sequencing of a sample, for example to exclude such molecules from downstream analysis or sequencing, or to exclude such sequences from a downstream data set.Type: GrantFiled: February 18, 2020Date of Patent: July 25, 2023Assignee: JUMPCODE GENOMICS, INC.Inventors: Keith Brown, Peter Dansky
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Patent number: 11702463Abstract: The present invention provides synthetic canine antibody libraries, as well as polypeptides, nucleic acids, vectors, host cells and methods used in conjunction with these libraries. The present invention also provides antibodies isolated from such libraries.Type: GrantFiled: April 22, 2021Date of Patent: July 18, 2023Assignee: MORPHOSYS AGInventors: Thomas Tiller, Markus Waldhuber, Ralf Strohner, Kathrin Ladetzki-Baehs, Josef Prassler
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Patent number: 11697843Abstract: Provided herein are methods, compositions and kits for the generation of bisulfite-converted next generation sequencing (NGS) libraries. The methods, compositions and kits provided herein can be useful, for example, for the production of libraries from genomic DNA that allow for determination of the methylation status across the genome, i.e. the methylome. The methods, compositions and kits provided herein can also be utilized to query methylation status at a particular genomic locus or loci. Moreover, the methods provided herein can be employed for high-throughput sequencing of bisulfite-converted DNA while maintaining the directional (strandedness) information of the original nucleic acid sample.Type: GrantFiled: May 14, 2021Date of Patent: July 11, 2023Assignee: Tecan Genomics, Inc.Inventors: Benjamin G. Schroeder, Doug Amorese
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Patent number: 11691147Abstract: A digital microfluidic chip and a digital microfluidic system. The digital microfluidic chip comprises: an upper substrate and a lower substrate arranged opposite to each other; multiple driving circuits and multiple addressing circuits disposed between the lower substrate and the upper substrate; and a control circuit, electrically connected to the driving circuits and the addressing circuits. The control circuit is configured to apply, in a driving stage, a driving voltage to each driving circuit, such that a droplet is controlled to move inside a droplet accommodation space according to a set path, measure, in a detection stage, after a bias voltage is applied to each addressing circuit, a charge loss amount of each addressing circuit, and to determine the position of the droplet according to the charge loss amount. The charge loss amount of each addressing circuit is related to the intensity of received external light.Type: GrantFiled: July 26, 2019Date of Patent: July 4, 2023Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Mingyang Lv, Yue Li, Yanchen Li, Jinyu Li, Dawei Feng, Yu Zhao, Dong Wang, Wang Guo, Hailong Wang, Yue Geng, Peizhi Cai, Fengchun Pang, Le Gu, Chuncheng Che, Haochen Cui, Yingying Zhao, Nan Zhao, Yuelei Xiao, Hui Liao