Patents by Inventor Bharat Chowrira

Bharat Chowrira 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: 20030065155
    Abstract: Nucleic acid sensor molecules and methods are provided for the detection and amplification of signaling agents using enzymatic nucleic acid constructs, including hammerhead enzymatic nucleic acid molecules, inozymes, G-cleaver enzymatic nucleic acid molecules, zinzymes, amberzymes and DNAzymes. Also provided are kits for detection and amplification. The nucleic acid sensor molecules, methods and kits provided herein can be used in diagnostics, nucleic acid circuits, nucleic acid computers, therapeutics, target validation, target discovery, drug optimization, single nucleotide polymorphism (SNP) detection, single nucleotide polymorphism (SNP) scoring, and proteome scoring as well as other uses described herein.
    Type: Application
    Filed: January 23, 2002
    Publication date: April 3, 2003
    Inventors: Nassim Usman, James A. McSwiggen, Shawn Zinnen, Scott Seiwert, Peter Haeberli, Bharat Chowrira, Lawrence Blatt, Narendra K. Vaish
  • Publication number: 20030008295
    Abstract: Nucleic acid sensor molecules and methods are disclosed for the detection and amplification of signaling agents using enzymatic nucleic acid constructs, including hammerhead enzymatic nucleic acid molecules, inozymes, G-cleaver enzymatic nucleic acid molecules, zinzymes, amberzymes and DNAzymes; kits for detection and amplification; use in diagnostics, nucleic acid circuits, nucleic acid computers, therapeutics, target validation, target discovery, drug optimization, SNP detection, SNP scoring, proteome scoring and other uses are disclosed.
    Type: Application
    Filed: November 5, 2001
    Publication date: January 9, 2003
    Inventors: Nassim Usman, James A. McSwiggen, Shawn Zinnen, Scott Seiwert, Peter Haeberli, Bharat Chowrira, Lawrence Blatt, Narendra Vaish
  • Publication number: 20020102568
    Abstract: Nucleic acid sensor molecules and methods are disclosed for the detection and amplification of signaling agents using enzymatic nucleic acid constructs, including hammerhead enzymatic nucleic acid molecules, inozymes, G-cleaver enzymatic nucleic acid molecules, zinzymes, amberzymes and DNAzymes; kits for detection and amplification; use in diagnostics, nucleic acid circuits, nucleic acid computers, therapeutics, target validation, target discovery, drug optimization, SNP detection, SNP scoring, proteome scoring and other uses are disclosed.
    Type: Application
    Filed: June 8, 2001
    Publication date: August 1, 2002
    Inventors: Nassim Usman, James A. McSwiggen, Shawn Zinnen, Scott Seiwert, Peter Haeberli, Bharat Chowrira, Lawrence Blatt, Narendra K. Vaish
  • Patent number: 6159692
    Abstract: An enzymatic nucleic acid molecule which cleaves an immunodeficiency virus RNA in a gene required for viral replication, e.g., the nef or tat gene regions.
    Type: Grant
    Filed: February 12, 1999
    Date of Patent: December 12, 2000
    Assignee: Ribozyme Pharmaceuticals, Inc.
    Inventors: Kenneth G. Draper, Bharat Chowrira, James McSwiggen, Dan T. Stinchcomb, James D. Thompson
  • Patent number: 6022962
    Abstract: Hairpin ribozyme lacking a substrate moiety, comprising atleast six bases in helix 2 and able to base-pair with a separate substrate RNA, wherein the said ribozyme comprises one or more bases 3' of helix 3 able to base-pair with the said substrate RNA to form a helix 5 and wherein the said ribozyme can cleave and/or ligate said separate RNA(s) in trans.
    Type: Grant
    Filed: June 16, 1998
    Date of Patent: February 8, 2000
    Assignee: Ribozyme Pharmaceutical, Inc.
    Inventors: Bharat Chowrira, James A. McSwiggen
  • Patent number: 5972704
    Abstract: An enzymatic nucleic acid molecule which cleaves an immunodeficiency virus RNA in a gene required for viral replication, e.g., the nef or tat gene regions.
    Type: Grant
    Filed: August 13, 1997
    Date of Patent: October 26, 1999
    Assignee: Ribozyme Pharmaceuticals, Inc.
    Inventors: Kenneth G. Draper, Bharat Chowrira, James McSwiggen, Dan T. Stinchcomb, James D. Thompson
  • Patent number: 5837855
    Abstract: Hairpin ribozyme lacking a substrate moiety, comprising at least six bases in helix 2 and able to base-pair with a separate substrate RNA, wherein the said ribozyme comprises one or more bases 3' of helix 3 able to base-pair with the said substrate RNA to form a helix 5 and wherein the said ribozyme can cleave and/or ligate said separate RNA(s) in trans.
    Type: Grant
    Filed: December 23, 1996
    Date of Patent: November 17, 1998
    Assignee: Ribozyme Pharmaceutical, Inc.
    Inventors: Bharat Chowrira, James McSwiggen
  • Patent number: 5693535
    Abstract: An enzymatic nucleic acid molecule which cleaves an immunodeficiency virus RNA in a gene required for viral replication, e.g., the nef or tat gene regions.
    Type: Grant
    Filed: July 7, 1994
    Date of Patent: December 2, 1997
    Assignee: Ribozyme Pharmaceuticals, Inc.
    Inventors: Kenneth G. Draper, Bharat Chowrira, James McSwiggen, Dan T. Stinchcomb, James D. Thompson
  • Patent number: 5631359
    Abstract: Hairpin ribozyme lacking a substrate moiety, comprising at least six bases in helix 2 and able to base-pair with a separate substrate RNA, wherein the ribozyme comprises one or more bases 3' of helix 3 able to base-pair with the substrate RNA to form a helix 5 and wherein the said ribozyme can cleave and/or ligate the separate RNA(s) in trans.
    Type: Grant
    Filed: October 11, 1994
    Date of Patent: May 20, 1997
    Assignee: Ribozyme Pharmaceuticals, Inc.
    Inventors: Bharat Chowrira, James McSwiggen