Patents by Inventor Gary J. Latham

Gary J. Latham has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220177949
    Abstract: The invention relates to methods of RNA amplification, including methods for the reverse transcription of cDNA from RNA using a thermostable reverse transcriptase. In a particular aspect, the methods are capable of linear amplification of an RNA template through multiple cycles of cDNA synthesis.
    Type: Application
    Filed: December 20, 2021
    Publication date: June 9, 2022
    Inventors: Gary J. Latham, Richard Andrew Blidner, Liangjing Chen
  • Publication number: 20220136044
    Abstract: Described herein are methods, compositions, kits, and uses thereof for analysis of nucleic acid segments comprising a repeating A/T-rich segment, wherein the repeating A/T-rich segment is: (i) a homopolymeric segment comprising at least 10 A residues, at least 10 T residues, or at least 10 U residues, wherein the at least 10 A, T, or U residues are consecutive or interrupted once by one to three other nucleotides; or (ii) a segment comprising (TnA)m, (ATn)m, (TAn)m, or (AnT)m, wherein n is 2 or greater and m is such that the length of the repeating A/T-rich segment is 10 or more residues.
    Type: Application
    Filed: November 23, 2021
    Publication date: May 5, 2022
    Inventors: Gary J. Latham, Sachin Sah
  • Patent number: 11236384
    Abstract: The invention relates to methods of RNA amplification, including methods for the reverse transcription of cDNA from RNA using a thermostable reverse transcriptase. In a particular aspect, the methods are capable of linear amplification of an RNA template through multiple cycles of cDNA synthesis.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: February 1, 2022
    Assignee: ASURAGEN, INC.
    Inventors: Gary J. Latham, Richard Andrew Blidner, Liangjing Chen
  • Patent number: 11214829
    Abstract: Described herein are methods, compositions, kits, and uses thereof for analysis of nucleic acid segments comprising a repeating A/T-rich segment, wherein the repeating A/T-rich segment is: (i) a homopolymeric segment comprising at least 10 A residues, at least 10 T residues, or at least 10 U residues, wherein the at least 10 A, T, or U residues are consecutive or interrupted once by one to three other nucleotides; or (ii) a segment comprising (TnA)m, (ATn)m, (TAn)m, or (AnT)m, wherein n is 2 or greater and m is such that the length of the repeating A/T-rich segment is 10 or more residues.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: January 4, 2022
    Assignee: ASURAGEN, INC.
    Inventors: Gary J. Latham, Sachin Sah
  • Publication number: 20210189384
    Abstract: The present disclosure relates to methods and compositions for nucleic acid library preparation. In certain aspects, the present disclosure relates to methods of making a library of concatenated amplicons from a target nucleic acid. The present disclosure further relates to methods of using the methods and compositions described herein, e.g., in downstream applications such as sequencing (e.g., single-molecule sequencing), gene assembly, and/or structural variation characterization.
    Type: Application
    Filed: November 25, 2020
    Publication date: June 24, 2021
    Applicant: Asuragen, Inc.
    Inventors: Gary J. LATHAM, Liangjing Chen
  • Publication number: 20200140923
    Abstract: The invention relates to methods of RNA amplification, including methods for the reverse transcription of cDNA from RNA using a thermostable reverse transcriptase. In a particular aspect, the methods are capable of linear amplification of an RNA template through multiple cycles of cDNA synthesis.
    Type: Application
    Filed: January 16, 2018
    Publication date: May 7, 2020
    Inventors: Gary J. Latham, Richard Andrew Blidner, Liangjing Chen
  • Publication number: 20180201985
    Abstract: Described herein are methods, compositions, kits, and uses thereof for analysis of nucleic acid segments comprising a repeating A/T-rich segment, wherein the repeating A/T-rich segment is: (i) a homopolymeric segment comprising at least 10 A residues, at least 10 T residues, or at least 10 U residues, wherein the at least 10 A, T, or U residues are consecutive or interrupted once by one to three other nucleotides; or (ii) a segment comprising (TnA)m, (ATn)m, (TAn)m, or (AnT)m, wherein n is 2 or greater and m is such that the length of the repeating A/T-rich segment is 10 or more residues.
    Type: Application
    Filed: July 22, 2016
    Publication date: July 19, 2018
    Inventors: Gary J. Latham, Sachin Sah
  • Patent number: 9783848
    Abstract: This disclosure relates to methods of determining the presence and position of AGG or interruptor elements within a trinucleotide (for example, CGG) repeat region, and to methods of determining the number of repeats present in this region, by amplifying a set of products with a set of primers of which at least one comprises a portion of the CGG repeat region, and resolving the products to produce a representation of product size and abundance.
    Type: Grant
    Filed: February 26, 2014
    Date of Patent: October 10, 2017
    Assignee: Asuragen, Inc.
    Inventors: Gary J. Latham, Liangjing Chen, Sachin Sah
  • Patent number: 9777330
    Abstract: Methods are provided for determining the methylation status of GC-rich templates. The methods include use of GC reference standards that allow simultaneous characterization of methylation status and CGG repeat length. The methods are useful for detecting genotypes associated with GC-rich repeats, including Fragile X Syndrome.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: October 3, 2017
    Assignee: Asuragen, Inc.
    Inventors: Gary J. Latham, Liangjing Chen, Andrew Hadd, Sachin Sah, Ru Cao
  • Publication number: 20140248625
    Abstract: This disclosure relates to methods of determining the presence and position of AGG or interruptor elements within a trinucleotide (for example, CGG) repeat region, and to methods of determining the number of repeats present in this region, by amplifying a set of products with a set of primers of which at least one comprises a portion of the CGG repeat region, and resolving the products to produce a representation of product size and abundance.
    Type: Application
    Filed: February 26, 2014
    Publication date: September 4, 2014
    Applicant: Asuragen, Inc.
    Inventors: Gary J. LATHAM, Liangjing CHEN, Sachin SAH
  • Patent number: 8679757
    Abstract: This disclosure relates to methods of determining the presence and position of AGG or interruptor elements within a trinucleotide (for example, CGG) repeat region, and to methods of determining the number of repeats present in this region, by amplifying a set of products with a set of primers of which at least one comprises a portion of the CGG repeat region, and resolving the products to produce a representation of product size and abundance.
    Type: Grant
    Filed: February 16, 2010
    Date of Patent: March 25, 2014
    Assignee: Asuragen, Inc.
    Inventors: Gary J. Latham, Liangjing Chen, Sachin Sah
  • Patent number: 8426126
    Abstract: The invention relates to methods of separating polynucleotides, such as DNA, RNA and PNA, from solutions containing polynucleotides by reversibly binding the polynucleotides to a solid surface, such as a magnetic microparticle.
    Type: Grant
    Filed: September 30, 2004
    Date of Patent: April 23, 2013
    Assignee: Applied Biosystems, LLC
    Inventors: Gary J. Latham, Xingwang Fang, Richard C. Conrad, Jon A. Kemppainen, Robert A. Setterquist, Brittan L. Pasloske
  • Patent number: 8409805
    Abstract: Methods are provided for increasing the processivity of DNA polymerases on GC-rich templates. The methods relate to providing enhancers and biased ratios of dNTPs, and may be used in DNA amplification reactions. The methods are useful for detecting genotypes associated with GC-rich repeats, including Fragile X Syndrome.
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: April 2, 2013
    Assignee: Asuragen, Inc.
    Inventor: Gary J. Latham
  • Publication number: 20120107824
    Abstract: Methods are provided for determining the methylation status of GC-rich templates. The methods include use of GC reference standards that allow simultaneous characterization of methylation status and CGG repeat length. The methods are useful for detecting genotypes associated with GC-rich repeats, including Fragile X Syndrome.
    Type: Application
    Filed: October 28, 2011
    Publication date: May 3, 2012
    Inventors: Gary J. LATHAM, Liangjing Chen, Andrew Hadd, Sachin Sah, Ru Cao
  • Patent number: 8020790
    Abstract: Improved ball mill disruption techniques. In different embodiments, disrupting particles that are not substantially spherical are used. In other embodiments, roughened disrupting particles are used. In other embodiments, larger disrupting particles are used. In each instance, improved disruption can be achieved.
    Type: Grant
    Filed: October 21, 2004
    Date of Patent: September 20, 2011
    Assignee: Applied Biosystems, LLC
    Inventors: Jon Kemppainen, Gary J. Latham
  • Patent number: 7993831
    Abstract: This application describes methods of quantifying a target miRNA in a biological sample by measuring the amounts of a target miRNA and at least one reference oncomir in a reaction volume, and normalizing the amount of target miRNA to the amount of one or more reference oncomirs.
    Type: Grant
    Filed: September 14, 2007
    Date of Patent: August 9, 2011
    Assignee: Asuragen, Inc.
    Inventors: Gary J. Latham, Heidi J. Peltier
  • Publication number: 20100243451
    Abstract: This disclosure relates to methods of determining the presence and position of AGG or interruptor elements within a trinucleotide (for example, CGG) repeat region, and to methods of determining the number of repeats present in this region, by amplifying a set of products with a set of primers of which at least one comprises a portion of the CGG repeat region, and resolving the products to produce a representation of product size and abundance.
    Type: Application
    Filed: February 16, 2010
    Publication date: September 30, 2010
    Inventors: GARY J. LATHAM, LIANGJING CHEN, SACHIN SAH
  • Publication number: 20100209970
    Abstract: Methods are provided for increasing the processivity of DNA polymerases on GC-rich templates. The methods relate to providing enhancers and biased ratios of dNTPs, and may be used in DNA amplification reactions. The methods are useful for detecting genotypes associated with GC-rich repeats, including Fragile X Syndrome.
    Type: Application
    Filed: February 13, 2009
    Publication date: August 19, 2010
    Inventor: Gary J. Latham
  • Patent number: 7595179
    Abstract: The present invention relates to a gene that encodes a hyperactive reverse transcriptase having DNA polymerase activity and substantially reduced RNase H activity, vectors containing the gene and host cells transformed with the invention. The present invention also includes a method of producing the hyperactive reverse transcriptase, producing cDNA from mRNA using the reverse transcriptase of the invention, kits and assay templates made using the hyperactive reverse transcriptase.
    Type: Grant
    Filed: April 19, 2004
    Date of Patent: September 29, 2009
    Assignee: Applied Biosystems, LLC
    Inventors: Liangjing Chen, Robert A. Setterquist, Gary J. Latham
  • Publication number: 20090186015
    Abstract: The present invention concerns methods and compositions for identifying a miRNA profile for a particular condition, such as lung cancer, and using the profile in assessing the condition of a patient.
    Type: Application
    Filed: October 17, 2008
    Publication date: July 23, 2009
    Inventors: Gary J. Latham, Heidi J. Peltier