Patents by Inventor Devraj Chakravarty

Devraj Chakravarty 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).

  • Biphenyl derivatives useful as glucagon receptor antagonists
    Patent number: 9045389
    Abstract: The present invention is directed to biphenyl derivatives, pharmaceutical compositions containing them and their use in the treatment and/or prevention of disorders and conditions ameliorated by antagonizing one or more glucagon receptors, including for example metabolic diseases such as Type II diabetes mellitus and obesity.
    Type: Grant
    Filed: May 23, 2012
    Date of Patent: June 2, 2015
    Assignee: Janssen Pharmaceutica NV
    Inventors: Devraj Chakravarty, Michael Greco, Brian Shook, Guozhang Xu, Rui Zhang
  • Picolinamido-propanoic acid derivatives useful as glucagon receptor antagonists
    Patent number: 8748624
    Abstract: The present invention is directed to picolanmido-propanoic acid derivatives, pharmaceutical compositions containing them and their use in the treatment and/or prevention of disorders and conditions ameliorated by antagonizing one or more glucagon receptors, including for example metabolic diseases such as Type II diabetes mellitus and obesity.
    Type: Grant
    Filed: May 23, 2012
    Date of Patent: June 10, 2014
    Assignee: Janssen Pharmaceutica NV
    Inventors: Devraj Chakravarty, Kevin Kreutter, Mark Powell, Brian Shook, Fengbin Song, Guozhang Xu, Shyh-Ming Yang, Rui Zhang, Bao-Ping Zhao
  • BIPHENYL DERIVATIVES USEFUL AS GLUCAGON RECEPTOR ANTAGONISTS
    Publication number: 20120302641
    Abstract: The present invention is directed to biphenyl derivatives, pharmaceutical compositions containing them and their use in the treatment and/or prevention of disorders and conditions ameliorated by antagonizing one or more glucagon receptors, including for example metabolic diseases such as Type II diabetes mellitus and obesity.
    Type: Application
    Filed: May 23, 2012
    Publication date: November 29, 2012
    Inventors: Devraj Chakravarty, Michael Greco, Brian Shook, Guozhang Xu, Rui Zhang
  • PICOLINAMIDO-PROPANOIC ACID DERIVATIVES USEFUL AS GLUCAGON RECEPTOR ANTAGONISTS
    Publication number: 20120302610
    Abstract: The present invention is directed to picolanmido-propanoic acid derivatives, pharmaceutical compositions containing them and their use in the treatment and/or prevention of disorders and conditions ameliorated by antagonizing one or more glucagon receptors, including for example metabolic diseases such as Type II diabetes mellitus and obesity.
    Type: Application
    Filed: May 23, 2012
    Publication date: November 29, 2012
    Inventors: Devraj Chakravarty, Kevin Kreutter, Mark Powell, Brian Shook, Fengbin Song, Guozhang Xu, Shyh-Ming Yang, Rui Zhang, Bao-Ping Zhao
  • PHENYL AND HETEROARYL SUBSTITUTED THIENO[2,3-d]PYRIMIDINES AND THEIR USE AS ADENOSINE A2a RECEPTOR ANTAGONISTS
    Publication number: 20100093721
    Abstract: This invention relates to a novel thieno[2,3-d]pyrimidine, Z, and its therapeutic and prophylactic uses, wherein X, R1 and R2 are defined in the specification. Disorders treated and/or prevented include Parkinson's Disease.
    Type: Application
    Filed: June 5, 2009
    Publication date: April 15, 2010
    Inventors: J. Kent Barbay, Devraj Chakravarty, Kristi Leonard, Brian Christopher Shook, Aihua Wang
  • AMIDES OF THIENO[2,3-d]PYRIMIDINE AND THEIR USE AS ADENOSINE A2a RECEPTOR ANTAGONISTS
    Publication number: 20100093714
    Abstract: This invention relates to a novel thieno[2,3-d]pyrimidine, A, and its therapeutic and prophylactic uses, wherein R1 and R2 are defined in the specification. Disorders treated and/or prevented include Parkinson's Disease.
    Type: Application
    Filed: June 5, 2009
    Publication date: April 15, 2010
    Inventors: Devraj CHAKRAVARTY, Brian Christopher SHOOK
  • HETEROARYL SUBSTITUTED THIENO[2,3-d]PYRIMIDINE AND THEIR USE AS ADENOSINE A2a RECEPTOR ANTAGONISTS
    Publication number: 20100093756
    Abstract: This invention relates to a novel thieno[2,3-d]pyrimidine, Z, and its therapeutic and prophylactic uses, wherein X, R1 and R2 are defined in the specification. Disorders treated and/or prevented include Parkinson's Disease.
    Type: Application
    Filed: July 8, 2009
    Publication date: April 15, 2010
    Inventors: J. Kent Berbay, Devraj Chakravarty, Kristi Leonard, Brian Christopher Shook, Aihua Wang
  • HETEROCYCLYL AND CYCLOALKYL SUBSTITUTED THIENO[2,3 d]PYRIMIDINE AND THEIR USE AS ADENOSINE A2a RECEPTOR ANTAGONISTS
    Publication number: 20100093723
    Abstract: This invention relates to a novel thieno[2,3-d]pyrimidine, Z, and its therapeutic and prophylactic uses, wherein X, R1 and R2 are defined in the specification. Disorders treated and/or prevented include Parkinson's Disease.
    Type: Application
    Filed: July 8, 2009
    Publication date: April 15, 2010
    Inventors: J. Kent Barbay, Devraj Chakravarty, Kristi Leonard, Brian Christopher Shook, Aihua Wang
  • METHYLENE AMINES OF THIENO[2,3-d]PYRIMIDINE AND THEIR USE AS ADENOSINE A2a RECEPTOR ANTAGONISTS
    Publication number: 20100093702
    Abstract: This invention relates to a novel thieno[2,3-d]pyrimidine, A, and its therapeutic and prophylactic uses, wherein R1 and R2 are defined in the specification. Disorders treated and/or prevented include Parkinson's Disease.
    Type: Application
    Filed: June 5, 2009
    Publication date: April 15, 2010
    Inventors: J. Kent Barbay, Devraj Chakravarty, Brian Christopher Shook, Aihua Wang
  • AMINES AND SULFOXIDES OF THIENO[2,3-d]PYRIMIDINE AND THEIR USE AS ADENOSINE A2a RECEPTOR ANTAGONISTS
    Publication number: 20100093764
    Abstract: This invention relates to a novel thieno[2,3-d]pyrimidine, A, and its therapeutic and prophylactic uses, wherein R1 and R2 are defined in the specification. Disorders treated and/or prevented include Parkinson's Disease.
    Type: Application
    Filed: July 8, 2009
    Publication date: April 15, 2010
    Inventors: Devraj Chakravarty, Brian Christopher Shook
  • HETEROARYL AND PHENYL SUBSTITUTED THIENO[2,3-d]PYRIMIDINES AND THEIR USE AS ADENOSINE A2a RECEPTOR ANTAGONISTS
    Publication number: 20100093722
    Abstract: This invention relates to a novel thieno[2,3-d]pyrimidine, Z, and its therapeutic and prophylactic uses, wherein R1 and R2 are defined in the specification. Disorders treated and/or prevented include Parkinson's Disease.
    Type: Application
    Filed: July 8, 2009
    Publication date: April 15, 2010
    Inventors: J. Kent BARBAY, Devraj Chakravarty, Kristi Leonard, Brian Christopher Shook, Aihua Wang
  • PHENYL SUBSTITUTED THIENO[2,3-d]PYRIMIDINES AND THEIR USE AS ADENOSINE A2a RECEPTOR ANTAGONISTS
    Publication number: 20100093763
    Abstract: This invention relates to a novel thieno[2,3-d]pyrimidine, Z, and its therapeutic and prophylactic uses, wherein R1 and R2 are defined in the specification. Disorders treated and/or prevented include Parkinson's Disease.
    Type: Application
    Filed: July 8, 2009
    Publication date: April 15, 2010
    Inventors: J. Kent Barbay, Devraj Chakravarty, Kristi Leonard, Brian Christopher Shook, Aihua Wang