Patents by Inventor Richard Owczarzy

Richard Owczarzy 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: 20220098648
    Abstract: The present invention relates to a rapid detection of microbial-associated nuclease activity with chemically modified nuclease (e.g., endonuclease) substrates, and probes and compositions useful in detection assays.
    Type: Application
    Filed: October 5, 2021
    Publication date: March 31, 2022
    Applicant: UNIVERSITY OF IOWA RESEARCH FOUNDATION
    Inventors: James O. McNamara, Katie R. Flenker, Hyeon Kim, Alexander R. Howswill, Frank J. Hernandez, Mark Behlke, Lingyan Huang, Richard Owczarzy, Elliott Burghardt, Karen Clark
  • Publication number: 20220010346
    Abstract: This invention relates to mutant Taq DNA polymerase having an enhanced template discrimination activity compared with an unmodified Taq DNA polymerase of SEQ ID NO.:1, wherein the amino acid sequence of the mutant Taq DNA polymerase consists of substitutions at residue positions 783, 784, or a combination of 783 and 784 of the unmodified Taq DNA polymerase of SEQ ID NO.:1.
    Type: Application
    Filed: March 22, 2021
    Publication date: January 13, 2022
    Inventors: Mark Aaron Behlke, Joseph A. Walder, Richard Owczarzy, Scott D. Rose, Joseph R. Dobosy, Susan M. Rupp
  • Publication number: 20210395799
    Abstract: The invention can be used to provide a more efficient and less error-prone method of detecting variants in DNA, such as SNPs and indels. The invention also provides a method for performing inexpensive multiplex assays. The invention also provides methods for detection of DNA sequences altered after cleavage by a targetable endonuclease, such as the CRISPR Cas9 protein from the bacterium Streptococcus pyogenes.
    Type: Application
    Filed: April 8, 2021
    Publication date: December 23, 2021
    Inventors: Joseph Dobosy, Richard Owczarzy, Mark Aaron Behlke
  • Patent number: 11155882
    Abstract: The present invention relates to a rapid detection of microbial-associated nuclease activity with chemically modified nuclease (e.g., endonuclease) substrates, and probes and compositions useful in detection assays.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: October 26, 2021
    Assignee: UNIVERSITY OF IOWA RESEARCH FOUNDATION
    Inventors: James O. McNamara, Katie R. Flenker, Hyeon Kim, Alexander R. Howswill, Frank J. Hernandez, Mark Behlke, Lingyan Huang, Richard Owczarzy, Elliott Burghardt, Karen Clark
  • Patent number: 10982273
    Abstract: The invention is directed to methods and kits for performing an RNase H2-mediated cleavage reaction on a sample in an emulsion.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: April 20, 2021
    Assignee: Integrated DNA Technologies, Inc.
    Inventors: Joseph Dobosy, Sarah Jacobi, Richard Owczarzy, Mark Behlke, Jessica Lister
  • Patent number: 10982247
    Abstract: This invention relates to mutant DNA polymerases having an enhanced template discrimination activity compared with the corresponding unmodified DNA polymerase counterparts, wherein the amino acid sequence of the mutant DNA polymerase includes at least one substitution at residue positions structurally and functionally homologous or orthologous positions 783 or 784 of an unmodified Taq DNA polymerase.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: April 20, 2021
    Assignee: INTEGRATED DNA TECHNOLOGIES, INC.
    Inventors: Mark Aaron Behlke, Joseph A. Walder, Richard Owczarzy, Scott D. Rose, Joseph R. Dobosy, Susan M. Rupp
  • Publication number: 20200283830
    Abstract: The present invention relates to a rapid detection of microbial-associated nuclease activity with chemically modified nuclease (e.g., endonuclease) substrates, and probes and compositions useful in detection assays.
    Type: Application
    Filed: February 19, 2020
    Publication date: September 10, 2020
    Applicant: UNIVERSITY OF IOWA RESEARCH FOUNDATION
    Inventors: James O. McNamara, Katie R. Flenker, Hyeon Kim, Alexander R. Howswill, Frank J. Hernandez, Mark Behlke, Lingyan Huang, Richard Owczarzy, Elliott Burghardt, Karen Clark
  • Patent number: 10619219
    Abstract: The present invention relates to a rapid detection of microbial-associated nuclease activity with chemically modified nuclease (e.g., endonuclease) substrates, and probes and compositions useful in detection assays.
    Type: Grant
    Filed: February 9, 2015
    Date of Patent: April 14, 2020
    Assignee: University of Iowa Research Foundation
    Inventors: James O. McNamara, Katie R. Flenker, Hyeon Kim, Alexander R. Horswill, Frank J. Hernandez, Mark Behlke, Lingyan Huang, Richard Owczarzy, Elliot Burghardt, Karen Clark
  • Publication number: 20190218611
    Abstract: The invention can be used to provide a more efficient and less error-prone method of detecting variants in DNA, such as SNPs and indels. The invention also provides a method for performing inexpensive multiplex assays. The invention also provides methods for detection of DNA sequences altered after cleavage by a targetable endonuclease, such as the CRISPR Cas9 protein from the bacterium Streptococcus pyogenes.
    Type: Application
    Filed: April 4, 2019
    Publication date: July 18, 2019
    Inventors: Joseph Dobosy, Richard Owczarzy, Mark Aaron Behlke
  • Patent number: 10087445
    Abstract: The invention pertains to modifications for antisense oligonucleotides, wherein the modifications are used to improve stability and provide protection from nuclease degradation. The modifications could also be incorporated into double-stranded nucleic acids, such as synthetic siRNAs and miRNAs.
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: October 2, 2018
    Assignee: Integrated DNA Technologies, Inc.
    Inventors: Mark Aaron Behlke, Richard Owczarzy, Yong You, Joseph Alan Walder, Kim Lennox
  • Publication number: 20180044716
    Abstract: The invention is directed to methods and kits for performing an RNase H2-mediated cleavage reaction on a sample in an emulsion.
    Type: Application
    Filed: August 9, 2017
    Publication date: February 15, 2018
    Inventors: Joseph Dobosy, Sarah Jacobi, Richard Owczarzy, Mark Behlke
  • Publication number: 20170260583
    Abstract: The invention can be used to provide a more efficient and less error-prone method of detecting variants in DNA, such as SNPs and indels. The invention also provides a method for performing inexpensive multiplex assays. The invention also provides methods for detection of DNA sequences altered after cleavage by a targetable endonuclease, such as the CRISPR Cas9 protein from the bacterium Streptococcus pyogenes.
    Type: Application
    Filed: May 24, 2017
    Publication date: September 14, 2017
    Inventors: Joseph Dobosy, Richard Owczarzy, Mark Aaron Behlke
  • Publication number: 20170204412
    Abstract: The invention pertains to modifications for antisense oligonucleotides, wherein the modifications are used to improve stability and provide protection from nuclease degradation. The modifications could also be incorporated into double-stranded nucleic acids, such as synthetic siRNAs and miRNAs.
    Type: Application
    Filed: November 23, 2016
    Publication date: July 20, 2017
    Inventors: Mark Aaron Behlke, Richard Owczarzy, Yong You, Joseph Alan Walder, Kim Lennox
  • Publication number: 20170114379
    Abstract: This invention relates to mutant DNA polymerases having an enhanced template discrimination activity compared with the corresponding unmodified DNA polymerase counterparts, wherein the amino acid sequence of the mutant DNA polymerase includes at least one substitution at residue positions structurally and functionally homologous or orthologous positions 783 or 784 of an unmodified Taq DNA polymerase.
    Type: Application
    Filed: December 21, 2016
    Publication date: April 27, 2017
    Inventors: Mark Aaron Behlke, Joseph A. Walder, Richard Owczarzy, Scott D. Rose, Joseph R. Dobosy, Susan M. Rupp
  • Patent number: 9506057
    Abstract: The invention pertains to modifications for antisense oligonucleotides, wherein the modifications are used to improve stability and provide protection from nuclease degradation. The modifications could also be incorporated into double-stranded nucleic acids, such as synthetic siRNAs and miRNAs.
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: November 29, 2016
    Assignee: Integrated DNA Technologies, Inc.
    Inventors: Mark Aaron Behlke, Kimberly Ann Lennox, Ashley Mae Jacobi, Richard Owczarzy, Joseph Alan Walder
  • Patent number: 9506059
    Abstract: The invention pertains to modifications for antisense oligonucleotides, wherein the modifications are used to improve stability and provide protection from nuclease degradation. The modifications could also be incorporated into double-stranded nucleic acids, such as synthetic siRNAs and miRNAs.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: November 29, 2016
    Assignee: Integrated DNA Technologies, Inc.
    Inventors: Mark Aaron Behlke, Richard Owczarzy, Yong You, Joseph Alan Walder, Kim Lennox
  • Publication number: 20160340717
    Abstract: The present invention relates to a rapid detection of microbial-associated nuclease activity with chemically modified nuclease (e.g., endonuclease) substrates, and probes and compositions useful in detection assays.
    Type: Application
    Filed: February 9, 2015
    Publication date: November 24, 2016
    Applicant: UNIVERSITY OF IOWA RESEARCH FOUNDATION
    Inventors: James O. McNamara, Katie R. Flenker, Hyeon Kim, Alexander R. Horswill, Frank J. Hernandez, Mark Behlke, Lingyan Huang, Richard Owczarzy, Elliot Burghardt, Karen Clark
  • Patent number: 9234233
    Abstract: A composition comprising an oligonucleotide having the structure 5?-Y1-L1-X-L2-Y2-3?. Y1 comprises a sequence of one or more DNA or RNA nucleotides, including a first nucleotide N1 having a 3? phosphate covalently linked to L1. Y2 comprises a sequence of one or more DNA or RNA nucleotides, including a second nucleotide N2 having a 5? phosphate covalently linked to L2. L1 and L2 each independently are a direct bond or a C1-C7 alkyl, alkynyl, alkenyl, heteroalkyl, substituted alkyl, aryl, heteroaryl, substituted aryl, cycloalkyl, alkylaryl, or alkoxyl group. X is R1 is a hydrogen or a C1-C8 alkyl. M is a label or ligand comprising a fused polycyclic aromatic moiety.
    Type: Grant
    Filed: December 20, 2014
    Date of Patent: January 12, 2016
    Assignee: Integrated DNA Technologies, Inc.
    Inventors: Scott Rose, Mark A. Behlke, Richard Owczarzy, Joseph A. Walder, Derek M. Thomas, Michael R. Marvin
  • Patent number: 9081737
    Abstract: The present invention provides methods that more accurately predict melting temperatures for duplex oligomers. The invented methods predict the Tm of chimeric duplexes containing various amounts of locked nucleic acid modifications in oligonucleotide strands.
    Type: Grant
    Filed: July 29, 2011
    Date of Patent: July 14, 2015
    Assignee: Integrated DNA Technologies, Inc.
    Inventors: Mark Behlke, Richard Owczarzy, Scott D. Rose, Andrey Tataurov, Yong You
  • Publication number: 20150191707
    Abstract: This invention relates to mutant DNA polymerases having an enhanced template discrimination activity compared with the corresponding unmodified DNA polymerase counterparts, wherein the amino acid sequence of the mutant DNA polymerase includes at least one substitution at residue positions structurally and functionally homologous or orthologous positions 783 or 784 of an unmodified Taq DNA polymerase.
    Type: Application
    Filed: November 14, 2014
    Publication date: July 9, 2015
    Inventors: Mark Aaron Behlke, Joseph A. Walder, Richard Owczarzy, Scott D. Rose, Joseph R. Dobosy, Susan M. Rupp