Patents by Inventor Ankush Argade

Ankush Argade 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).

  • 2,4-pyrimidinediamine compounds and their uses
    Patent number: 7803939
    Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.
    Type: Grant
    Filed: November 10, 2008
    Date of Patent: September 28, 2010
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Ankush Argade, Jeffrey Clough, Holger Keim, Someasekhar Bhamidipati, Catherine Sylvain, Hui Li
  • 2,4-PYRIMIDINEDIAMINE COMPOUNDS AND THEIR USES
    Publication number: 20100197918
    Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.
    Type: Application
    Filed: April 16, 2010
    Publication date: August 5, 2010
    Applicant: RIGEL PHARMACEUTICALS, INC.
    Inventors: Rajinder Singh, Ankush Argade, Donald Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
  • Cycloalkyl substituted pyrimidinediamine compounds and their uses
    Patent number: 7754714
    Abstract: The present disclosure provides 2,4-pyrimidinediamine compounds having antiproliferative activity, compositions comprising the compounds and methods of using the compounds to inhibit cellular proliferation and to treat proliferate diseases such as tumorigenic cancers.
    Type: Grant
    Filed: May 18, 2005
    Date of Patent: July 13, 2010
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Hui Li, Ankush Argade, Rajinder Singh, Sambaiah Thota, David Carroll, Kin Tso, Vanessa Taylor, John McLaughlin, Vadim M. V. Markovtsov
  • COMPOSITIONS AND METHODS FOR INHIBITION OF THE JAK PATHWAY
    Publication number: 20100152218
    Abstract: The invention encompasses compounds having formula I and the compositions and methods using these compounds in the treatment of conditions in which modulation of the JAK pathway or inhibition of JAK kinases, particularly JAK3, are therapeutically useful.
    Type: Application
    Filed: February 24, 2010
    Publication date: June 17, 2010
    Applicant: RIGEL PHARMACEUTICALS, INC.
    Inventors: Ankush Argade, Arvinder Sran, David Carroll, Jeffrey Clough, Kin Tso, Somasekhar Bhamidipati, Sambaiah Thota, Rajinder Singh, Vanessa Taylor, Hui Li, Esteban Masuda
  • Methods of Treating or Preventing Autoimmune Diseases with 2,4-Pyrimidinediamine Compounds
    Publication number: 20100125069
    Abstract: The present invention provides methods of treating or preventing autoimmune diseases with 2,4-pyrimidinediamine compounds, as well as methods of treating, preventing or ameliorating symptoms associated with such diseases. Specific examples of autoimmune diseases that can be treated or prevented with the compounds include rheumatoid arthritis and/or its associated symptoms, systemic lups erythematosis and/or its associated symptoms and multiple sclerosis and/or its associated symptoms.
    Type: Application
    Filed: January 21, 2010
    Publication date: May 20, 2010
    Applicant: RIGEL PHARMACEUTICALS INC.
    Inventors: Rajinder Singh, Ankush Argade, Donald G. Payan, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li
  • Kinase Inhibitors And Their Uses
    Publication number: 20100069369
    Abstract: The present disclosure provides compounds that inhibit protein kinases, such as JAK, Axl, or Syk kinases, compositions comprising the compounds and methods of using the compounds to inhibit protein kinase and treat and/or prevent diseases associated with inappropriate kinase activity.
    Type: Application
    Filed: September 1, 2009
    Publication date: March 18, 2010
    Applicant: RIGEL PHARMACEUTICALS, INC.
    Inventors: Pingyu Ding, Ankush Argade, Dane Goff, Rajinder Singh, Esteban Masuda, Vanessa Taylor, Sacha Holland
  • Intermediates for making 2,4-pyrimidinediamine compounds
    Patent number: 7655797
    Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.
    Type: Grant
    Filed: August 27, 2008
    Date of Patent: February 2, 2010
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Ankush Argade, Donald G. Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B Rossi
  • 2,4-Pyrimidinediamine compounds and their uses
    Patent number: 7642351
    Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.
    Type: Grant
    Filed: October 5, 2006
    Date of Patent: January 5, 2010
    Assignee: Rogel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Ankush Argade, Donald Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
  • Methods of Treating or Preventing Autoimmune Diseases With 2,4-Pyrimidinediamine Compounds
    Publication number: 20090318687
    Abstract: The present invention provides methods of treating or preventing autoimmune diseases with 2,4-pyrimidinediamine compounds, as well as methods of treating, preventing or ameliorating symptoms associated with such diseases. Specific examples of autoimmune diseases that can be treated or prevented with the compounds include rheumatoid arthritis and/or its associated symptoms, systemic lups erythematosis and/or its associated symptoms and multiple sclerosis and/or its associated symptoms.
    Type: Application
    Filed: June 18, 2009
    Publication date: December 24, 2009
    Applicant: RIGEL PHARMACEUTICALS, INC.
    Inventors: Rajinder Singh, Ankush Argade, Hui Li, Somasekhar Bhamidipati, David Carroll, Catherine Sylvain, Jeffrey Clough, Holger Keim
  • PYRIMIDINE-2-AMINE COMPOUNDS AND THEIR USE AS INHIBITORS OF JAK KINASES
    Publication number: 20090258864
    Abstract: This invention is directed to compounds of formula (I): where n, m, Y, R1, R2, R3, R4 and R5 are disclosed herein, as isolated stereoisomers or mixtures thereof, or as pharmaceutically acceptable salts thereof; pharmaceutical compositions comprising the compounds of formula (I); and methods of using the compounds and the pharmaceutical compositions in treating diseases or conditions associated with JAK2 activity.
    Type: Application
    Filed: February 13, 2009
    Publication date: October 15, 2009
    Applicant: RIGEL PHARMACEUTICALS, INC.
    Inventors: Somasekhar Bhamidipati, Jeffrey Clough, Ankush Argade, Rajinder Singh, Vadim Markovtosov, Pingyu Ding, Jiaxin Yu, Andy Atuegbu, Hui Hong, Ihab Darwish, Sambaiah Thota
  • Kinase inhibitors and their uses
    Patent number: 7601713
    Abstract: The present disclosure provides compounds that inhibit protein kinases, such as JAK, Axl, or Syk kinases, compositions comprising the compounds and methods of using the compounds to inhibit protein kinase and treat and/or prevent diseases associated with inappropriate kinase activity.
    Type: Grant
    Filed: December 15, 2006
    Date of Patent: October 13, 2009
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Pingyu Ding, Ankush Argade, Dane Goff, Rajinder Singh, Esteban Masuda, Vanessa Taylor, Sacha Holland
  • 5-Fluoro-4N-phenyl-4-pyrimidineamine compounds
    Patent number: 7589200
    Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.
    Type: Grant
    Filed: August 3, 2004
    Date of Patent: September 15, 2009
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Ankush Argade, Donald Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
  • Substituted pyridines and their uses
    Patent number: 7585883
    Abstract: The present invention is directed to substituted pyridines, methods for their preparation and methods for their use in the treatment and/or prevention of mast cell related conditions.
    Type: Grant
    Filed: October 31, 2005
    Date of Patent: September 8, 2009
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Ankush Argade, David Carroll, Alexander B. Rossi
  • Methods of treating or preventing autoimmune diseases with 2,4-pyrimidinediamine compounds
    Patent number: 7582648
    Abstract: The present invention provides methods of treating or preventing autoimmune diseases with 2,4-pyrimidinediamine compounds, as well as methods of treating, preventing or ameliorating symptoms associated with such diseases. Specific examples of autoimmune diseases that can be treated or prevented with the compounds include rheumatoid arthritis and/or its associated symptoms, systemic lups erythematosis and/or its associated symptoms and multiple sclerosis and/or its associated symptoms.
    Type: Grant
    Filed: October 5, 2006
    Date of Patent: September 1, 2009
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Ankush Argade, Hui Li, Holger Keim
  • Methods of treating or preventing autoimmune diseases with 2,4-pyrimidinediamine compounds
    Patent number: 7560466
    Abstract: The present invention provides methods of treating or preventing autoimmune diseases with 2,4-pyrimidinediamine compounds, as well as methods of treating, preventing or ameliorating symptoms associated with such diseases. Specific examples of autoimmune diseases that can be treated or prevented with the compounds include rheumatoid arthritis and/or its associated symptoms, systemic lups erythematosis and/or its associated symptoms and multiple sclerosis and/or its associated symptoms.
    Type: Grant
    Filed: October 6, 2006
    Date of Patent: July 14, 2009
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Ankush Argade, Hui Li, Somasekhar Bhamidipati, David Carroll, Catherine Sylvain, Jeffrey Clough, Holger Keim
  • Stereoisomerically Enriched 3-Aminocarbonyl Bicycloheptene Pyrimidinediamine Compounds And Their Uses
    Publication number: 20090176981
    Abstract: The present invention provides stereoisomers and stereoisomeric mixtures of 3-amino carbonyl-bicycloheptene-2,4-pyrimidinediamine compounds having antiproliferative activity, compositions comprising the compounds and methods of using the compounds to inhibit cellular proliferation and to treat proliferate diseases such as tumorigenic cancers.
    Type: Application
    Filed: January 16, 2009
    Publication date: July 9, 2009
    Applicant: RIGEL PHARMACEUTICALS, INC.
    Inventors: Ankush Argade, Rajinder Singh, Hui Li
  • 2,4-pyrimidinediamine compounds and their uses
    Patent number: 7557210
    Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.
    Type: Grant
    Filed: January 31, 2003
    Date of Patent: July 7, 2009
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Ankush Argade, Donald Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
  • 2,4-PYRIMIDINEDIAMINE COMPOUNDS AND THEIR USES
    Publication number: 20090171085
    Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.
    Type: Application
    Filed: November 10, 2008
    Publication date: July 2, 2009
    Inventors: Rajinder Singh, Ankush Argade, Donald G. Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Someasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
  • 2,4-PYRIMIDINEDIAMINE COMPOUNDS AND THEIR USES
    Publication number: 20090171086
    Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.
    Type: Application
    Filed: January 30, 2009
    Publication date: July 2, 2009
    Inventors: Rajinder Singh, Ankush Argade, Donald Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
  • 2,4-pyrimidinediamine compounds and their uses
    Patent number: 7550460
    Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.
    Type: Grant
    Filed: July 24, 2007
    Date of Patent: June 23, 2009
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Ankush Argade, Donald Payan, Susan Molineaux, Sacha Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander Rossi