Patents by Inventor Xiaopeng Sang

Xiaopeng Sang 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).

  • Imidazotriazinecarbonitriles useful as kinase inhibitors
    Patent number: 9556178
    Abstract: The invention provides compounds of Formula (I) and pharmaceutically acceptable salts thereof. The Formula (I) imidazotriazines inhibit protein kinase activity thereby making them useful as anticancer agents.
    Type: Grant
    Filed: November 4, 2014
    Date of Patent: January 31, 2017
    Assignee: Bristol-Myers Squibb Company
    Inventors: Ashok Vinayak Purandare, Brian E. Fink, Ashvinikumar V. Gavai, Walter Lewis Johnson, Amy C. Hart, Liqi He, Tram N. Huynh, Jennifer Inghrim, Harold Mastalerz, Xiaopeng Sang, Christine M. Tarby, Honghe Wan, Wayne Vaccaro, Guifen Zhang, Yufen Zhao, Kurt Zimmermann
  • IMIDAZOTRIAZINECARBONITRILES USEFUL AS KINASE INHIBITORS
    Publication number: 20160108050
    Abstract: The invention provides compounds of Formula (I) and pharmaceutically acceptable salts thereof. The Formula (I) imidazotriazines inhibit protein kinase activity thereby making them useful as anticancer agents.
    Type: Application
    Filed: December 21, 2015
    Publication date: April 21, 2016
    Inventors: Ashok Vinayak Purandare, Brian E. Fink, Walter Lewis Johnson, Amy C. Hart, Liqi He, Tram N. Huynh, Jennifer lnghrim, Harold Mastalerz, Xiaopeng Sang, Christine M. Tarby, Honghe Wan, Wayne Vaccaro, Guifen Zhang, Yufen Zhao, Kurt Zimmermann, Yong Zhang, Libing Chen, Bin Chen, John S. Tokarski, Ashvinikumar V. Gavai
  • Imidazotriazinecarbonitriles useful as kinase inhibitors
    Patent number: 9273057
    Abstract: The invention provides compounds of Formula (I) and pharmaceutically acceptable salts thereof. The Formula (I) imidazotriazines inhibit protein kinase activity thereby making them useful as anticancer agents.
    Type: Grant
    Filed: July 12, 2013
    Date of Patent: March 1, 2016
    Assignee: Bristol-Myers Squibb Company
    Inventors: Ashok Vinayak Purandare, Brian E. Fink, Walter Lewis Johnson, Amy C. Hart, Liqi He, Tram N. Huynh, Jennifer Inghrim, Harold Mastalerz, Xiaopeng Sang, Christine M. Tarby, Honghe Wan, Wayne Vaccaro, Guifen Zhang, Yufen Zhao, Kurt Zimmermann, Yong Zhang, Libing Chen, Bin Chen, John S. Tokarski, Ashvinikumar V. Gavai
  • IMIDAZOTRIAZINECARBONITRILES USEFUL AS KINASE INHIBITORS
    Publication number: 20150210697
    Abstract: The invention provides compounds of Formula (I) and pharmaceutically acceptable salts thereof. The Formula (I) imidazotriazines inhibit protein kinase activity thereby making them useful as anticancer agents.
    Type: Application
    Filed: July 12, 2013
    Publication date: July 30, 2015
    Inventors: Ashok Vinayak Purandare, Brian E. Fink, Walter Lewis Johnson, Amy C. Hart, Liqi He, Tram N. Huynh, Jennifer Inghrim, Harold Mastalerz, Xiaopeng Sang, Christine M. Tarby, Honghe Wan, Wayne Vaccaro, Guifen Zhang, Yufen Zhao, Kurt Zimmermann, Yong Zhang, Libing Chen, Bin Chen, John S. Tokarski, Ashvinikumar V. Gavai
  • IMIDAZOTRIAZINECARBONITRILES USEFUL AS KINASE INHIBITORS
    Publication number: 20150065465
    Abstract: The invention provides compounds of Formula (I) and pharmaceutically acceptable salts thereof. The Formula (I) imidazotriazines inhibit protein kinase activity thereby making them useful as anticancer agents.
    Type: Application
    Filed: November 4, 2014
    Publication date: March 5, 2015
    Inventors: Ashok Vinayak Purandare, Brian E. Fink, Ashvinikumar V. Gavai, Walter Lewis Johnson, Amy C. Hart, Liqi He, Tram N. Huynh, Jennifer Inghrim, Harold Mastalerz, Xiaopeng Sang, Christine M. Tarby, Honghe Wan, Wayne Vaccaro, Guifen Zhang, Yufen Zhao, Kurt Zimmermann
  • Imidazotriazinecarbonitriles useful as kinase inhibitors
    Patent number: 8940736
    Abstract: The invention provides compounds of Formula (I) and pharmaceutically acceptable salts thereof. The Formula (I) imidazotriazines inhibit protein kinase activity thereby making them useful as anticancer agents.
    Type: Grant
    Filed: July 12, 2013
    Date of Patent: January 27, 2015
    Assignee: Bristol-Myers Squibb Company
    Inventors: Ashok Vinayak Purandare, Brian E. Fink, Ashvinikumar V. Gavai, Walter Lewis Johnson, Amy C. Hart, Liqi He, Tram N. Huynh, Jennifer Inghrim, Harold Mastalerz, Xiaopeng Sang, Christine M. Tarby, Honghe Wan, Wayne Vaccaro, Guifen Zhang, Yufen Zhao, Kurt Zimmermann
  • IMIDAZOTRIAZINECARBONITRILES USEFUL AS KINASE INHIBITORS
    Publication number: 20140018319
    Abstract: The invention provides compounds of Formula (I) and pharmaceutically acceptable salts thereof. The Formula (I) imidazotriazines inhibit protein kinase activity thereby making them useful as anticancer agents.
    Type: Application
    Filed: July 12, 2013
    Publication date: January 16, 2014
    Inventors: Ashok Vinayak Purandare, Brian E. Fink, Ashvinikumar V. Gavai, Walter Lewis Johnson, Amy C. Hart, Liqi He, Tram N. Huynh, Jennifer Inghrim, Harold Mastalerz, Xiaopeng Sang, Christine M. Tarby, Honghe Wan, Wayne Vaccaro, Guifen Zhang, Yufen Zhao, Kurt Zimmermann
  • Pyrrolotriazine kinase inhibitors
    Patent number: 8592579
    Abstract: The invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I compounds inhibit tyrosine kinase activity thereby making them useful as anticancer agents and for the treatment of Alzheimer's Disease.
    Type: Grant
    Filed: August 7, 2012
    Date of Patent: November 26, 2013
    Assignee: Bristol-Myers Squibb Company
    Inventors: Mark D. Wittman, Harold Mastalerz, Kurt Zimmermann, Mark G. Saulnier, Upender Velaparthi, Dolatrai M. Vyas, Guifen Zhang, Walter Lewis Johnson, David B. Frennesson, Xiaopeng Sang, Peiying Liu, David R. Langley
  • Thiazolyl compounds useful as kinase inhibitors
    Patent number: 8343999
    Abstract: The invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I thiazolyl compounds inhibit tyrosine kinase activity thereby making them useful as anticancer agents and for the treatment of Alzheimer's disease.
    Type: Grant
    Filed: April 9, 2008
    Date of Patent: January 1, 2013
    Assignee: Bristol-Myers Squibb Company
    Inventors: Anne Marinier, Marco Dodier, Stephan Roy, Kurt Zimmermann, Xiaopeng Sang, Mark D. Wittman, David R. Langley, Ramkumar Rajamani
  • PYRROLOTRIAZINE KINASE INHIBITORS
    Publication number: 20120302747
    Abstract: The invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I compounds inhibit tyrosine kinase activity thereby making them useful as anticancer agents and for the treatment of Alzheimer's Disease.
    Type: Application
    Filed: August 7, 2012
    Publication date: November 29, 2012
    Inventors: Mark D. Wittman, Harold Mastalerz, Kurt Zimmermann, Mark G. Saulnier, Upender Velaparthi, Dolatrai M. Vyas, Guifen Zhang, Walter Lewis Johnson, David B. Frennesson, Xiaopeng Sang, Peiying Liu, David R. Langley
  • Pyrrolotriazine kinase inhibitors
    Patent number: 8263765
    Abstract: The invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I compounds inhibit tyrosine kinase activity thereby making them useful as anticancer agents and for the treatment of Alzheimer's Disease.
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: September 11, 2012
    Assignee: Bristol-Myers Squibb Company
    Inventors: Mark D. Wittman, Kurt Zimmermann, Xiaopeng Sang
  • PYRROLOTRIAZINE KINASE INHIBITORS
    Publication number: 20110124623
    Abstract: The invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I compounds inhibit tyrosine kinase activity thereby making them useful as anticancer agents and for the treatment of Alzheimer's Disease.
    Type: Application
    Filed: January 28, 2011
    Publication date: May 26, 2011
    Inventors: Mark D. Wittman, Harold Mastalerz, Kurt Zimmermann, Mark G. Saulnier, Upender Velaparthi, Dolatrai M. Vyas, Guifen Zhang, Walter Lewis Johnson, David B. Frennesson, Xiaopeng Sang, Peiying Liu, David R. Langley
  • Pyrrolotriazine kinase inhibitors
    Patent number: 7879855
    Abstract: The invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I compounds inhibit tyrosine kinase activity thereby making them useful as anticancer agents and for the treatment of Alzheimer's Disease.
    Type: Grant
    Filed: March 26, 2009
    Date of Patent: February 1, 2011
    Assignee: Bristol-Myers Squibb Company
    Inventors: Mark D. Wittman, Harold Mastalerz, Kurt Zimmermann, Mark G. Saulnier, Upender Velaparthi, Dolatrai M. Vyas, Guifen Zhang, Walter Lewis Johnson, David B. Frennesson, Xiaopeng Sang, Peiying Liu, David R. Langley
  • THIAZOLYL COMPOUNDS USEFUL AS KINASE INHIBITORS
    Publication number: 20100120770
    Abstract: The invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I thiazolyl compounds inhibit tyrosine kinase activity thereby making them useful as anticancer agents and for the treatment of Alzheimer's disease.
    Type: Application
    Filed: April 9, 2008
    Publication date: May 13, 2010
    Inventors: Anne Marinier, Marco Dodier, Stephan Roy, Kurt Zimmermann, Xiaopeng Sang, Mark D. Wittman, David R. Langley, Ramkumar Rajamani
  • PYRROLOTRIAZINE KINASE INHIBITORS
    Publication number: 20090239838
    Abstract: The invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I compounds inhibit tyrosine kinase activity thereby making them useful as anticancer agents and for the treatment of Alzheimer's Disease.
    Type: Application
    Filed: March 26, 2009
    Publication date: September 24, 2009
    Inventors: Mark D. Wittman, Harold Mastalerz, Kurt Zimmermann, Mark G. Saulnier, Upender Velaparthi, Dolatrai M. Vyas, Guifen Zhang, Walter Lewis Johnson, David B. Frennesson, Xiaopeng Sang, Peiying Liu, David R. Langley
  • Pyrrolotriazine kinase inhibitors
    Patent number: 7534792
    Abstract: The invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I compounds inhibit tyrosine kinase activity thereby making them useful as anticancer agents and for the treatment of Alzheimer's Disease.
    Type: Grant
    Filed: July 5, 2007
    Date of Patent: May 19, 2009
    Assignee: Bristol-Myers Squibb Company
    Inventors: Mark D. Wittman, Harold Mastalerz, Kurt Zimmermann, Mark G. Saulnier, Upender Velaparthi, Dolatrai M. Vyas, Guifen Zhang, Walter Lewis Johnson, David B. Frennesson, Xiaopeng Sang, Peiying Liu, David R. Langley
  • PYRROLOTRIAZINE KINASE INHIBITORS
    Publication number: 20080009497
    Abstract: The invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I compounds inhibit tyrosine kinase activity thereby making them useful as anticancer agents and for the treatment of Alzheimer's Disease.
    Type: Application
    Filed: July 5, 2007
    Publication date: January 10, 2008
    Inventors: Mark D. Wittman, Harold Mastalerz, Kurt Zimmermann, Mark G. Saulnier, Upender Velaparthi, Dolatrai M. Vyas, Guifen Zhang, Walter Lewis Johnson, David B. Frennesson, Xiaopeng Sang, Peiying Liu, David R. Langley
  • Tyrosine kinase inhibitors
    Patent number: 7223757
    Abstract: The present invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I compounds inhibit tyrosine kinase enzymes thereby making them useful as anti-cancer agents. The formula I compounds are also useful for the treatment of other diseases which can be treated by inhibiting tyrosine kinase enzymes.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: May 29, 2007
    Assignee: Bristol-Myers Squibb Company
    Inventors: Mark D. Wittman, Neelakantan Balasubramanian, Upender Velaparthi, Kurt Zimmermann, Mark G. Saulnier, Peiying Liu, Xiaopeng Sang, David B. Frennesson, Karen M. Stoffan, James G. Tarrant, Anne Marinier, Stephan Roy
  • Benzo- and azabenzodithiazole compounds
    Patent number: 7087621
    Abstract: The present invention provides compounds of formula I or a pharmaceutically acceptable salt, solvate, prodrug or isomer thereof and compounds of the formula or a pharmaceutically acceptable salt, solvate, prodrug or isomer thereof. The compounds of the invention inhibit tyrosine kinase activity of growth factor receptors such as HER1, HER2 and HER4 thereby making them useful as antiproliferative agents. The compounds are also useful for the treatment of other diseases associated with signal transduction pathways operating through growth factor receptors.
    Type: Grant
    Filed: September 1, 2004
    Date of Patent: August 8, 2006
    Assignee: Bristol-Myers Squibb Company
    Inventors: Xiaopeng Sang, Xuhua Karen Du, John F. Kadow
  • Tyrosine kinase inhibitors
    Patent number: 7081454
    Abstract: The present invention provides compounds of formula I and pharmaceutically acceptable salts thereof. The formula I compounds inhibit tyrosine kinase enzymes thereby making them useful as anti-cancer agents. The formula I compounds are also useful for the treatment of other diseases which can be treated by inhibiting tyrosine kinase enzymes.
    Type: Grant
    Filed: October 2, 2002
    Date of Patent: July 25, 2006
    Assignee: Bristol-Myers Squibb Co.
    Inventors: Mark D. Wittman, Neelakantan Balasubramanian, Upender Velaparthi, Kurt Zimmermann, Mark G. Saulnier, Peiying Liu, Xiaopeng Sang, David B. Frennesson, Karen M. Stoffan, James G. Tarrant, Anne Marinier, Stephan Roy