Patents by Inventor Narendra Kumar B. Patel

Narendra Kumar B. Patel 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).

  • SYNTHESIS OF CHIRAL 2-(1H-INDAZOL-6-YL)-SPIRO[CYCLOPROPANE-1,3'-INDOLIN]-2'-ONES
    Publication number: 20170226088
    Abstract: The present invention is directed to novel synthetic methods for preparing cyclopropyl indolinone compound represented by Structural Formula (A): (A) or its pharmaceutically acceptable salt thereof. Also included are synthetic intermediates described herein.
    Type: Application
    Filed: February 23, 2017
    Publication date: August 10, 2017
    Inventors: Graham Cumming, Narendra Kumar B. Patel, Bryan T. Forrest, Yong Liu, Sze-Wan Li, Peter Brent Sampson, Louise G. Edwards, Heinz W. Pauls
  • PYRAZOLOPYRIMIDINE COMPOUNDS
    Publication number: 20170217966
    Abstract: The present teachings provide a compound represented by structural formula (I-0), or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof.
    Type: Application
    Filed: February 16, 2017
    Publication date: August 3, 2017
    Inventors: Yong Liu, Heinz W. Pauls, Radoslaw Laufer, Sze-Wan Li, Peter Brent Sampson, Miklos Feher, Grace Ng, Narendra Kumar B. Patel, Yunhui Lang
  • Pyrazolopyrimidine compounds
    Patent number: 9657025
    Abstract: The present teachings provide a compound represented by the following structural formula: (Formula (I)); or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: May 23, 2017
    Assignee: University Health Network
    Inventors: Radoslaw Laufer, Grace Ng, Sze-Wan Li, Heinz W. Pauls, Yong Liu, Narendra Kumar B. Patel
  • Synthesis of chiral 2-(1H-indazol-6-yl)-spiro[cyclopropane-1,3?-indolin]-2?-ones
    Patent number: 9579327
    Abstract: The present invention is directed to novel synthetic methods for preparing a spiro cyclopropyl indolinone compound represented by Structural Formula (A): or its pharmaceutically acceptable salt thereof. Also included are synthetic intermediates described herein.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: February 28, 2017
    Assignee: University Health Network
    Inventors: Graham Cumming, Narendra Kumar B. Patel, Bryan T. Forrest, Yong Liu, Sze-Wan Li, Peter Brent Sampson, Louise G. Edwards, Heinz W. Pauls
  • Indazole compounds as kinase inhibitors and method of treating cancer with same
    Patent number: 9580390
    Abstract: The present teaching provide indazole compounds represented by Structural Formulae (I) or (I?) or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof as protein kinase inhibitors, such as TTK protein kinase, polo-like kinase 4 (PLK4) and Aurora kinases having anticancer activity against breast cancer cells, colon cancer cells, and ovarian cancer cells.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: February 28, 2017
    Assignee: University Health Network
    Inventors: Heinz W. Pauls, Radoslaw Laufer, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Yunhui Lang, Narendra Kumar B. Patel, Louise G. Edwards, Grace Ng, Peter Brent Sampson, Miklos Feher, Donald E. Awrey
  • Pyrazolopyrimidine compounds
    Patent number: 9573954
    Abstract: The present teachings provide a compound represented by structural formula (1-0), or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof.
    Type: Grant
    Filed: November 15, 2013
    Date of Patent: February 21, 2017
    Assignee: University Health Network
    Inventors: Yong Liu, Heinz W. Pauls, Radoslaw Laufer, Sze-Wan Li, Peter Brent Sampson, Miklos Feher, Grace Ng, Narendra Kumar B. Patel, Yunhui Lang
  • PYRAZOLOPYRIMIDINE COMPOUNDS
    Publication number: 20160137651
    Abstract: The present teachings provide a compound represented by the following structural formula: (Formula (I)); or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof.
    Type: Application
    Filed: October 29, 2015
    Publication date: May 19, 2016
    Inventors: Radoslaw Laufer, Grace Ng, Sze-Wan Li, Heinz W. Pauls, Yong Liu, Narendra Kumar B. Patel
  • KINASE INHIBITORS AND METHOD OF TREATING CANCER
    Publication number: 20160045511
    Abstract: The invention is directed to a compound represented by the following structural formula and pharmaceutically acceptable salts thereof: Compounds represented by this structural formula are kinase inhibitors and are therefore disclosed herein for the treatment of cancer. Definitions for the variables in the structural formula are provided herein.
    Type: Application
    Filed: August 11, 2015
    Publication date: February 18, 2016
    Inventors: Peter Brent Sampson, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Heinz W. Pauls, Louise G. Edwards, Miklos Feher, Narendra Kumar B. Patel, Radoslaw Laufer, Guohua Pan
  • PYRAZOLOPYRIMIDINE COMPOUNDS
    Publication number: 20150299203
    Abstract: The present teachings provide a compound represented by structural formula (1-0), or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof.
    Type: Application
    Filed: November 15, 2013
    Publication date: October 22, 2015
    Inventors: Yong Liu, Heinz W. Pauls, Radoslaw Laufer, Sze-Wan Li, Peter Brent Sampson, Miklos Feher, Grace Ng, Narendra Kumar B. Patel, Yunhui Lang
  • Kinase inhibitors and method of treating cancer
    Patent number: 9139563
    Abstract: The invention is directed to a compound represented by the following structural formula and pharmaceutically acceptable salts thereof: Compounds represented by this structural formula are kinase inhibitors and are therefore disclosed herein for the treatment of cancer. Definitions for the variables in the structural formula are provided herein.
    Type: Grant
    Filed: July 3, 2013
    Date of Patent: September 22, 2015
    Assignee: University Health Network
    Inventors: Peter Brent Sampson, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Heinz W. Pauls, Louise G. Edwards, Miklos Feher, Narendra Kumar B. Patel, Radoslaw Laufer
  • SYNTHESIS OF CHIRAL 2-(1H-INDAZOL-6-YL)-SPIRO[CYCLOPROPANE-1,3'-INDOLIN]-2'-ONES
    Publication number: 20150133677
    Abstract: The present invention is directed to novel synthetic methods for preparing a spiro cyclopropyl indolinone compound represented by Structural Formula (A): or its pharmaceutically acceptable salt thereof. Also included are synthetic intermediates described herein.
    Type: Application
    Filed: December 23, 2014
    Publication date: May 14, 2015
    Applicant: University Health Network
    Inventors: Graham Cumming, Narendra Kumar B. Patel, Bryan T. Forrest, Yong Liu, Sze-Wan Li, Peter Brent Sampson, Louise G. Edwards, Heinz W. Pauls
  • Kinase inhibitors and method of treating cancer with same
    Patent number: 8999968
    Abstract: The invention is directed to a compound represented by the following structural formula and pharmaceutically acceptable salts thereof: Compounds represented by this structural formula are kinase inhibitors and are therefore disclosed herein for the treatment of cancer. Definitions for the variables in the structural formula are provided herein.
    Type: Grant
    Filed: July 3, 2013
    Date of Patent: April 7, 2015
    Assignee: University Health Network
    Inventors: Peter Brent Sampson, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Heinz W. Pauls, Louise G. Edwards, Miklos Feher, Narendra Kumar B. Patel, Guohua Pan
  • Synthesis of chiral 2-(1H-indazol-6-yl)-spiro[cyclopropane-1,3?-indolin]-2?-ones
    Patent number: 8921545
    Abstract: The present invention is directed to novel synthetic methods for preparing a spiro cyclopropyl indolinone compound represented by Structural Formula (A): (A) or its pharmaceutically acceptable salt thereof. Also included are synthetic intermediates described herein.
    Type: Grant
    Filed: April 6, 2011
    Date of Patent: December 30, 2014
    Assignee: University Health Network
    Inventors: Graham Cumming, Narendra Kumar B. Patel, Bryan T. Forrest, Yong Liu, Sze-Wan Li, Peter Brent Sampson, Louise G. Edwards, Heinz W. Pauls
  • INDAZOLE COMPOUNDS AS KINASE INHIBITORS AND METHOD OF TREATING CANCER WITH SAME
    Publication number: 20140371202
    Abstract: The present teaching provide indazole compounds represented by Structural Formulae (I) or (I?) or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof as protein kinase inhibitors, such as TTK protein kinase, polo-like kinase 4 (PLK4) and Aurora kinases having anticancer activity against breast cancer cells, colon cancer cells, and ovarian cancer cells.
    Type: Application
    Filed: October 12, 2012
    Publication date: December 18, 2014
    Applicant: University Health Network
    Inventors: Heinz W. Pauls, Radoslaw Laufer, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Yunhui Lang, Narendra Kumar B. Patel, Louise G. Edwards, Grace Ng, Peter Brent Sampson, Miklos Feher, Donald E. Awrey
  • KINASE INHIBITORS AND METHOD OF TREATING CANCER WITH SAME
    Publication number: 20140051679
    Abstract: The present teachings provide a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof.
    Type: Application
    Filed: October 12, 2012
    Publication date: February 20, 2014
    Applicant: UNIVERISTY HEALTH NETWORKS
    Inventors: Heinz W. Pauls, Radoslaw Laufer, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Yunhui Lang, Narendra Kumar B. Patel, Louise G. Edwards, Grace Ng, Peter B. Sampson, Miklos Feher, Donald E. Awrey
  • KINASE INHIBITORS AND METHOD OF TREATING CANCER
    Publication number: 20140045838
    Abstract: The invention is directed to a compound represented by the following structural formula and pharmaceutically acceptable salts thereof: Compounds represented by this structural formula are kinase inhibitors and are therefore disclosed herein for the treatment of cancer. Definitions for the variables in the structural formula are provided herein.
    Type: Application
    Filed: July 3, 2013
    Publication date: February 13, 2014
    Inventors: Peter Brent Sampson, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Heinz W. Pauls, Louise G. Edwards, Miklos Feher, Narendra Kumar B. Patel, Radoslaw Laufer, Guohua Pan
  • KINASE INHIBITORS AND METHOD OF TREATING CANCER WITH SAME
    Publication number: 20140045822
    Abstract: The invention is directed to a compound represented by the following structural formula and pharmaceutically acceptable salts thereof: Compounds represented by this structural formula are kinase inhibitors and are therefore disclosed herein for the treatment of cancer. Definitions for the variables in the structural formula are provided herein.
    Type: Application
    Filed: July 3, 2013
    Publication date: February 13, 2014
    Applicant: UNIVERSITY HEALTH NETWORK
    Inventors: Peter Brent Sampson, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Heinz W. Pauls, Louise G. Edwards, Miklos Feher, Narendra Kumar B. Patel, Guohua Pan
  • Kinase inhibitors and method of treating cancer with same
    Patent number: 8481525
    Abstract: The invention is directed to a compound represented by the following structural formula and pharmaceutically acceptable salts thereof: Compounds represented by this structural formula are kinase inhibitors and are therefore disclosed herein for the treatment of cancer. Definitions for the variables in the structural formula are provided herein.
    Type: Grant
    Filed: April 6, 2010
    Date of Patent: July 9, 2013
    Assignee: University of Health Network
    Inventors: Peter Brent Sampson, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Heinz W. Pauls, Louise G. Edwards, Miklos Feher, Narendra Kumar B. Patel, Guohua Pan
  • Kinase inhibitors and method of treating cancer
    Patent number: 8481533
    Abstract: The invention is directed to a compound represented by the following structural formula and pharmaceutically acceptable salts thereof: Compounds represented by this structural formula are kinase inhibitors and are therefore disclosed herein for the treatment of cancer. Definitions for the variables in the structural formula are provided herein.
    Type: Grant
    Filed: June 21, 2012
    Date of Patent: July 9, 2013
    Assignee: University Health Network
    Inventors: Peter B. Sampson, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Heinz W. Pauls, Louise G. Edwards, Miklos Feher, Narendra Kumar B. Patel, Radoslaw Laufer, Guohua Pan
  • KINASE INHIBITORS AND METHOD OF TREATING CANCER WITH SAME
    Publication number: 20130096301
    Abstract: The present invention is directed to novel synthetic methods for preparing a spiro cyclopropyl indolinone compound represented by Structural Formula (A): (A) or its pharmaceutically acceptable salt thereof. Also included are synthetic intermediates described herein.
    Type: Application
    Filed: April 6, 2011
    Publication date: April 18, 2013
    Applicant: UNIVERSITY HEALTH NETWORK
    Inventors: Graham Cumming, Narendra Kumar B. Patel, Bryan T. Forrest, Yong Liu, Sze-Wan Li, Peter Brent Sampson, Louise G. Edwards, Heinz W. Pauls