Patents Assigned to Life Technologies AS
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Patent number: 11872285Abstract: The present invention provides lipid aggregate compositions having at least two cationic lipids in combination with one or optionally more than one non-cationic lipids for the in vitro and/or in vivo delivery of biologically active molecules including nucleic acids, specifically DNA and RNA, and proteins into cells and tissues. Methods are also provided that use the compounds of the present invention to deliver biologically active molecules, into cells and tissues to facilitate the expression of target proteins therein. In some non-limiting embodiments, the subject lipid aggregate compositions can be used to deliver nucleic acid molecules to facilitate the expression of proteins involved in cellular reprogramming and genome editing applications.Type: GrantFiled: October 5, 2020Date of Patent: January 16, 2024Assignee: Life Technologies CorporationInventors: Xavier de Mollerat du Jeu, Nektaria Andronikou
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Patent number: 11873913Abstract: A check valve assembly includes a first port fitting and a second port fitting with a base secured therebetween. The base has an annular sleeve encircling a seat, the seat having a central mounting hole and one or more flow channels passing therethrough. An umbrella valve includes a flexible sealing disk having an outer surface and an opposing inner surface, a mounting stem extending from the inner surface and projecting into the mounting hole of the base, the sealing disk being movable between a first position wherein at least a portion of the sealing disk sits on the seat so as to cover the one or more flow channels and a second position wherein the sealing disk is resiliently flexed so as to at least partially uncover the one or more flow channels. A retention plate is disposed between first port fitting and the seat of the base so that the retention plate sits against the outer surface of the sealing disk.Type: GrantFiled: January 30, 2023Date of Patent: January 16, 2024Assignee: Life Technologies CorporationInventors: Charles R. Rhodes, Jonathan O. Schultz
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Patent number: 11872563Abstract: A reagent container includes a base defining a plurality of wells having openings exposed at an upper surface of the base and a tube receptacle. The plurality of wells include a first set of wells and a second set of wells. Each well of the first set of wells has an opening to a well bore and a channel in communication with the well bore. The opening has a first portion disposed over the well bore and a second portion disposed over the channel. The first portion has a larger area than the second portion. An angle defined by tangents to the inner surface of the first and second portions at a junction between the first and second portions is at least 100° and not greater than 180°. The reagent container further includes a top coupled over the top surface of the base and defining windows providing access to the openings of the plurality of wells and the tube receptacle.Type: GrantFiled: June 19, 2020Date of Patent: January 16, 2024Assignee: Life Technologies CorporationInventor: Earl Zergiebel
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Patent number: 11865191Abstract: This disclosure relates to the field of fluorescent dyes, and in particular, compositions and methods for increasing fluorescent signals and the reduction of fluorescent quenching.Type: GrantFiled: May 22, 2020Date of Patent: January 9, 2024Assignees: Life Technologies Corporation, Pierce Biotechnology, Inc.Inventors: Surbhi Desai, Marie Christine Nlend, Kyle Gee, Matthew Baker, Robert Aggeler, Scott Sweeney, Aleksey Rukavishnikov, Shih-Jung Huang
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Patent number: 11865475Abstract: A sample purification system includes a mixing zone; a settling zone in fluid communication with the mixing zone; a mixer element disposed in the mixing zone, the mixer element being configured to mix immiscible liquids to form a mixture; and a first acoustic wave settler configured to emit an acoustic wave into the mixture.Type: GrantFiled: November 8, 2021Date of Patent: January 9, 2024Assignee: Life Technologies CorporationInventors: Scott P. Collins, Christopher D. Brau, Nephi D. Jones
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Patent number: 11866740Abstract: The present disclosure provides compositions, methods, kits, systems and apparatus that are useful for nucleic acid polymerization. In particular, recombinant polymerases and biologically active fragments thereof are provided that allow for nucleic acid amplification. In some aspects, the disclosure provides recombinant polymerases that yield lower systematic error rates and/or improved accuracy, when used in sequencing by synthesis reactions as compared to a control polymerase. In one aspect, the disclosure relates to recombinant polymerases useful for nucleic acid sequencing, genotyping, copy number variation analysis, paired-end sequencing and other forms of genetic analysis. In another aspect, the recombinant polymerases are useful for the amplification of nucleic acid templates during PCR, emPCR, isothermal amplification, recombinase polymerase amplification, rolling circle amplification, strand displacement amplification and proximity ligation amplification.Type: GrantFiled: May 7, 2021Date of Patent: January 9, 2024Assignee: Life Technologies CorporationInventors: Daniel Mazur, Peter B. Vander Horn, Eileen Tozer, Sihong Chen, Guobin Luo, Joshua Shirley, Kevin Heinemann
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Patent number: 11867698Abstract: A new class of pH sensitive fluorescent dyes and assays relating thereto are described. The dyes and assays are particularly suited for biological applications including phagocytosis and monitoring intracellular processes. The pH sensitive fluorescent dyes of the present invention include compounds of Formula I: wherein the variables are described throughout the application.Type: GrantFiled: September 21, 2020Date of Patent: January 9, 2024Assignee: Life Technologies CorporationInventors: Jeffrey Dzubay, Kyle Gee, Vladimir Martin, Aleksey Rukavishnikov, Daniel Beacham
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Patent number: 11866778Abstract: Methods for evaluating microsatellite instability (MSI) analyze nucleic acid sequence reads corresponding to a plurality of marker regions for MSI. The marker regions may include long homopolymers and/or short tandem repeats (STRs). For a target homopolymer, a histogram of homopolymer signal values is calculated based on flow space signal measurements for the homopolymer region in the sequence reads. A score per marker based on features of the histogram of homopolymer signal values is determined for each marker region corresponding to the target homopolymers. For a target STR, the method includes calculating a histogram of repeat lengths for sequence reads corresponding to the marker region of the target STR. A score per STR marker is calculated based on features of the histogram of repeat lengths. A plurality of per marker scores may be combined to form a total MSI score for the sample.Type: GrantFiled: January 11, 2023Date of Patent: January 9, 2024Assignee: Life Technologies CorporationInventor: Sameh El-Difrawy
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Patent number: 11860122Abstract: A system for separating biological molecules includes a plurality of capillaries, a capillary mount, a plurality of optical fibers, a fiber mount, an optical detector, and a motion stage. The plurality of capillaries are configured to separate biological molecules in a sample. Each capillary comprising a detection portion configured to pass electromagnetic radiation into the capillary. The plurality of capillaries are coupled to the capillary mount such that the detection portions are fixedly located relative to one another. Each optical fiber includes a receiving end to receive emissions. The optical fibers are coupled to the fiber mount such that the receiving ends of the optical fibers are fixedly located relative to one another. The optical detector is configured to produce an alignment signal. The motion stage is configured to align the receiving ends of the optical fibers to the detection portions based on values of the alignment signal.Type: GrantFiled: January 17, 2023Date of Patent: January 2, 2024Assignee: Life Technologies CorporationInventor: Shaohong Wang
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Patent number: 11857643Abstract: This disclosure relates to the field of fluorescent dyes, and in particular, compositions and methods for increasing fluorescent signals and the reduction of fluorescent quenching.Type: GrantFiled: March 11, 2020Date of Patent: January 2, 2024Assignees: Life Technologies Corporation, Pierce Biotechnology, Inc.Inventors: Surbhi Desai, Marie Christine Nlend, Kyle Gee, Matthew Baker, Robert Aggeler, Scott Sweeney, Aleksey Rukavishnikov, Shih-Jung Huang
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Publication number: 20230416810Abstract: The present disclosure provides methods, compositions, kits, and systems useful in the determination and evaluation of the immune repertoire. In one aspect, target-specific primer panels provide for the effective amplification of sequences of B cell receptor heavy and light chains in a single assay, with improved sequencing accuracy and resolution over the repertoire. Variable regions associated with the immune cell receptor are resolved to effectively portray clonal diversity of a biological sample and/or differences associated with the immune cell repertoire of a biological sample.Type: ApplicationFiled: May 15, 2023Publication date: December 28, 2023Applicant: Life Technologies CorporationInventors: Geoffrey Lowman, Chenchen Yang, Timothy Looney
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Patent number: 11851514Abstract: This invention relates to monodisperse cross-linked hydrogel polymer particles comprising a polymer formed from (a) a hydrophilic vinylic monomer; and (b) a crosslinker comprising at least two vinyl groups. The invention also relates to monodisperse seed particles with a Z-average diameter of from 100 nm to 1500 nm that comprise a plurality of non-crosslinked oligomers of poly N,N-dimethylacrylamide. Also provided are methods of forming the monodisperse cross-linked hydrogel polymer particles and monodisperse seed particles.Type: GrantFiled: August 27, 2021Date of Patent: December 26, 2023Assignee: Life Technologies ASInventors: Geir Fonnum, Nils Pontus Lundberg, Muhammed Talha Gokmen, Synne Larsen, Wilhelm Glomm, Heidi Johnsen, Ruth Schmid, Lars Kilaas
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Patent number: 11851703Abstract: The present invention provides methods, compositions, kits, systems and apparatus that are useful for multiplex PCR of one or more nucleic acids present in a sample. In particular, various target-specific primers are provided that allow for the selective amplification of one or more target sequences. In one aspect, the invention relates to target-specific primers useful for the selective amplification of one or more target sequences associated with cancer or inherited disease. In some aspects, amplified target sequences obtained using the disclosed methods, kits, systems and apparatuses can be used in various downstream processes including nucleic acid sequencing and used to detect the presence of genetic variants.Type: GrantFiled: October 15, 2020Date of Patent: December 26, 2023Assignee: Life Technologies CorporationInventors: John Leamon, Mark Andersen, Michael Thornton
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Patent number: 11840684Abstract: A method for separating microcarriers from a medium includes transferring a suspension that includes medium, microcarriers and cells into a compartment of a filter assembly. The filter assembly includes: a container having an interior surface bounding the compartment; and a filter having a tubular stem with an encircling sidewall extending between a first end and an opposing second end, the first end being secured to the interior surface of the container and the second end projecting into the compartment of the container, a plurality of openings extend through the sidewall of the stem that are large enough to allow the medium and cells to pass therethrough while preventing the microcarriers from passing therethrough. The medium and cells within the compartment are allowed to pass through the plurality of openings of the filter while the microcarriers are retained within the compartment of the container.Type: GrantFiled: February 26, 2021Date of Patent: December 12, 2023Assignee: LIFE TECHNOLOGIES CORPORATIONInventors: Jeremy K. Larsen, Jon Q. Coleman, David S. Rowley
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Patent number: 11841370Abstract: According to the present teachings, systems, compositions, kits and methods for protein melt analysis are provided that utilizing a dye that is a dipyrrometheneboron difluoride compound. In some embodiments, a method comprises preparing a sample by mixing at least one protein with a dye, and applying a controlled heating, while recording the fluorescence emission of the sample.Type: GrantFiled: October 4, 2021Date of Patent: December 12, 2023Assignee: LIFE TECHNOLOGIES CORPORATIONInventors: Levente Egry, Kyle Gee
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Publication number: 20230395192Abstract: Systems and method for identifying variants associated with a genetic disease can include obtaining sequencing reads for a plurality of individuals for a list of variant positions. The reads can be compared to identify variants that are found in affected individuals and absent in non-affected individuals. Such variants can include loss of heterozygosity, trans-phased compound heterozygotes, increased frequency mitochondrial variants, homozygous recessive variants, de novo variants, sex-linked variants, and combinations thereof.Type: ApplicationFiled: August 16, 2023Publication date: December 7, 2023Applicant: LIFE TECHNOLOGIES CORPORATIONInventors: Fiona Hyland, Heinz Breu
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Patent number: 11833259Abstract: A method for collecting a sterilized fluid includes passing a fluid through an inlet stem and into a chamber of a storage container so that the fluid collects within the chamber of the storage container; and applying a beam of radiation to the inlet stem so that the beam of radiation passes through the inlet stem and through at least a portion of the fluid passing through the inlet stem, the beam of radiation at least partially sterilizing the fluid passing through the inlet stem and into the chamber of the storage container.Type: GrantFiled: November 2, 2020Date of Patent: December 5, 2023Assignee: LIFE TECHNOLOGIES CORPORATIONInventors: Michael E. Goodwin, Nephi D. Jones, Bradley H. Buchanan
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Patent number: 11836614Abstract: A system and methods are provided for image driven quality control for array based PCR. The system comprises a PCR unit, a reaction array plate, a convolutional neural network (CNN) configured to receive a sequence of images of the reaction array plate in the PCR system, and an output of the CNN coupled to a control for the reaction array plate. The method comprises applying a sequence of images from a plurality of subarrays of the reaction array plate to a plurality of CNNs during operation of the PCR system on the reaction plate array, operating the CNNs to generate failure mode predictions for the reaction plate based on the sequence of images, and coupling an output of the CNNs to one or more of a setting for manufacture of the reaction array plate or to control the PCR system.Type: GrantFiled: August 29, 2019Date of Patent: December 5, 2023Assignee: LIFE TECHNOLOGIES CORPORATIONInventors: Yong Chu, Nivedita Majumbar, Manjula Aliminati, Yongzhi Chen, Kevin Papenfuss
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Patent number: D1009922Type: GrantFiled: March 24, 2023Date of Patent: January 2, 2024Assignee: LIFE TECHNOLOGIES CORPORATIONInventors: Laurel Stone, Emily Zink, Sean Zimmerman, Nicholas Diliani
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Patent number: D1010851Type: GrantFiled: February 9, 2021Date of Patent: January 9, 2024Assignee: Life Technologies CorporationInventors: Syrus Jaffe, Angie Cheng, Scott Michelhaugh