Patents by Inventor Rajinder Singh

Rajinder Singh 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).

  • MODULATORS OF CHEMOKINE RECEPTORS
    Publication number: 20170144997
    Abstract: Compounds are provided as chemokine inhibitors having the structure:
    Type: Application
    Filed: November 17, 2016
    Publication date: May 25, 2017
    Inventors: Xi CHEN, Dean R. DRAGOLI, Junfa FAN, Jaroslaw KALISIAK, Antoni KRASINSKI, Manmohan Reddy Leleti, Venkat MALI, Jeffrey McMAHON, Rajinder SINGH, Hiroko TANAKA, Ju YANG, Chao YU, Penglie ZHANG
  • COMPOSITIONS AND METHODS FOR INHIBITION OF THE JAK PATHWAY
    Publication number: 20170137411
    Abstract: Disclosed are compounds of formula I, compositions containing them, and methods of use for the compounds and compositions in the treatment of conditions in which modulation of the JAK pathway or inhibition of JAK kinases, particularly JAK 2 and JAK3, are therapeutically useful.
    Type: Application
    Filed: January 30, 2017
    Publication date: May 18, 2017
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Yan Chen, Vanessa Taylor, Hui Li, Rajinder Singh
  • N-heteroaryl substituted triazoles and N-heteroaryl substituted triazoles useful as Axl inhibitors
    Patent number: 9650391
    Abstract: N3-Heteroaryl substituted triazoles and N5-heteroaryl substituted triazoles and pharmaceutical compositions containing the compounds are disclosed as being useful in inhibiting the activity of the receptor protein tyrosine kinase Axl. Methods of using the compounds in treating diseases or conditions associated with Axl activity are also disclosed.
    Type: Grant
    Filed: December 28, 2007
    Date of Patent: May 16, 2017
    Assignee: Rigel Pharmaceuticals Inc.
    Inventors: Pingyu Ding, Dane Goff, Jing Zhang, Rajinder Singh, Sacha Holland, Jiaxin Yu, Thilo J. Heckrodt, Joane Litvak
  • Tetrazolones as a Carboxylic Acid Bioisosteres
    Publication number: 20170129862
    Abstract: The present disclosure provides compounds that include a tetrazolone derivative of a carboxyl group of an active agent. This disclosure also relates to pharmaceutical compositions that include these compounds, methods of using these compounds in the treatment of various diseases and disorders, and processes for preparing these compounds.
    Type: Application
    Filed: August 10, 2016
    Publication date: May 11, 2017
    Inventors: Matthew Duncton, Rajinder Singh
  • COMPOSITIONS AND METHODS FOR INHIBITION OF THE JAK PATHWAY
    Publication number: 20170121291
    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: October 11, 2016
    Publication date: May 4, 2017
    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
  • Pyrimidine-2-amine compounds and their use as inhibitors of JAK kinases
    Patent number: 9624229
    Abstract: This invention is directed to methods of treating diseases or conditions associated with JAK2 activity in a mammal comprising the administration of a compound of formula (I): where n, m, Y, R1, R2, R3, R4 and R5 are disclosed herein, or a pharmaceutically acceptable salt.
    Type: Grant
    Filed: April 2, 2014
    Date of Patent: April 18, 2017
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Somasekhar Bhamidipati, Jeffrey Clough, Ankush Argade, Rajinder Singh, Vadim Markovtsov, Pingyu Ding, Jiaxin Yu, Andy Atuegbu, Hui Hong, Ihab Darwish, Sambaiah Thota
  • 2,3-Disubstituted Pyridine Compounds as TGF-Beta Inhibitors and Methods of Use
    Publication number: 20170096409
    Abstract: The invention described herein comprises compounds of formula (IV) and a method of treating cancer comprising administering to a subject having cancer one of the compounds in conjunction with another therapeutic treatment of cancer. The compounds (IV) inhibit signaling by a member of the TGF-? superfamily such as Nodal or Activin.
    Type: Application
    Filed: April 2, 2015
    Publication date: April 6, 2017
    Inventors: Rajinder Singh, Somasekhar Bhamidipati, Pingyu Ding, Donald Payan, Marina Gelman, Todd Kinsella
  • Compositions and methods for inhibition of the JAK pathway
    Patent number: 9611260
    Abstract: Disclosed are compounds of formula I, compositions containing them, and methods of use for the compounds and compositions in the treatment of conditions in which modulation of the JAK pathway or inhibition of JAK kinases, particularly JAK 2 and JAK3, are therapeutically useful. Also disclosed are methods of making the compounds.
    Type: Grant
    Filed: May 29, 2015
    Date of Patent: April 4, 2017
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Hui Li, Thilo J. Heckrodt, Yan Chen, Darren John McMurtrie, Vanessa Taylor, Rajinder Singh, Pingyu Ding, Rose Yen
  • AMINE DERIVATIVES AS POTASSIUM CHANNEL BLOCKERS
    Publication number: 20170088519
    Abstract: The present invention relates to compounds useful in the modulation of potassium channel activity in cells, in particular the activity of Kv1.3 channels found in T cells. The invention also relates to the use of these compounds in the treatment or prevention of autoimmune and inflammatory diseases, including multiple sclerosis, pharmaceutical compositions containing these compounds and methods for their preparation.
    Type: Application
    Filed: December 1, 2016
    Publication date: March 30, 2017
    Inventors: Andrew Harvey, Agnes Bombrun, Rachel Cooke, Isabelle Jeanclaude-Etter, Nathan Kuchel, Jerome Molette, Jorgen Mould, Dharam Paul, Rajinder Singh, Cristina Donini, Veronique Colovray, Thomas Avery, Julia Crossman, Justin Ripper
  • 2,4-PYRIMIDINEDIAMINE COMPOUNDS AND THEIR USES
    Publication number: 20170081290
    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: December 1, 2016
    Publication date: March 23, 2017
    Applicant: 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 uses as anti-proliferative agents
    Patent number: 9598432
    Abstract: The present invention 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 proliferative diseases such as tumorigenic cancers.
    Type: Grant
    Filed: July 7, 2014
    Date of Patent: March 21, 2017
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Ankush Argade, Rajinder Singh, Hui Li, David Carroll, Susan Catalano
  • Compositions and methods for inhibition of the JAK pathway
    Patent number: 9593082
    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: Grant
    Filed: February 12, 2008
    Date of Patent: March 14, 2017
    Assignee: 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
  • ?7 nicotinic acetylcholine receptor modulators and uses thereof-III
    Patent number: 9593096
    Abstract: The present invention relates to chemical compounds useful in the positive modulation of the alpha 7 nicotinic acetylcholine receptor (?7 nAChR).
    Type: Grant
    Filed: April 24, 2014
    Date of Patent: March 14, 2017
    Assignee: MERCK SHARP & DOHME CORP.
    Inventors: Andrew Harvey, Belinda Huff, Rajinder Singh, Nathan Kuchel
  • Fumarate Analogs and Uses Thereof
    Publication number: 20170065569
    Abstract: Aspects of the present disclosure include compounds that find use for the treatment of a variety of autoimmune and inflammatory diseases and disorders. Embodiments of the present disclosure also relate to pharmaceutical compositions that include these compounds, methods of using these compounds in the treatment of various diseases and disorders, processes for preparing these compounds and intermediates useful in these processes.
    Type: Application
    Filed: September 19, 2016
    Publication date: March 9, 2017
    Inventors: Matthew Duncton, Somasekhar Bhamidipati, Jiaxin Yu, Ihab Darwish, Rajinder Singh
  • 2,4-pyrimidinediamine compounds and their uses
    Patent number: 9586908
    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: September 18, 2015
    Date of Patent: March 7, 2017
    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
  • Compositions and methods for inhibition of the JAK pathway
    Patent number: 9566283
    Abstract: Disclosed are compounds of formula I, compositions containing them, and methods of use for the compounds and compositions in the treatment of conditions in which modulation of the JAK pathway or inhibition of JAK kinases, particularly JAK 2 and JAK3, are therapeutically useful.
    Type: Grant
    Filed: July 7, 2015
    Date of Patent: February 14, 2017
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Yan Chen, Vanessa Taylor, Hui Li, Rajinder Singh
  • Protein kinase C inhibitors and uses thereof
    Patent number: 9566278
    Abstract: This disclosure concerns compounds which are useful as inhibitors of protein kinase C (PKC) and are thus useful for treating a variety of diseases and disorders that are mediated or sustained through the activity of PKC. This disclosure also relates to pharmaceutical compositions comprising these compounds, methods of using these compounds in the treatment of various diseases and disorders, processes for preparing these compounds and intermediates useful in these processes.
    Type: Grant
    Filed: September 9, 2015
    Date of Patent: February 14, 2017
    Assignee: RIGEL PHARMACEUTICALS, INC.
    Inventors: Rajinder Singh, Matthew Duncton, Jing Zhang, Salvador Alvarez, Kin Tso, Sacha Holland, Rose Yen, Rao Kolluri, Thilo Heckrodt, Yan Chen, Esteban Masuda, Hui Li, Donald G. Payan
  • BENZAZOLE COMPOUNDS AND METHODS FOR MAKING AND USING THE COMPOUNDS
    Publication number: 20170037041
    Abstract: Disclosed are novel benzazole compounds and compositions comprising the compounds. The compounds are useful as kinase inhibitors including interleukin receptor associated kinases (IRAK) inhibitors. Also disclosed are methods of making and using the compounds and compositions. The disclosed compounds and/or compositions may be used to treat or prevent an IRAK-associated disease or condition.
    Type: Application
    Filed: August 2, 2016
    Publication date: February 9, 2017
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Rose Yen, Yan Chen, Rajinder Singh, Vanessa Taylor
  • 2,4-pyrimidinediamine compounds and their uses
    Patent number: 9540334
    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 29, 2015
    Date of Patent: January 10, 2017
    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
  • Prodrugs of 2,4-pyrimidinediamine compounds and their uses
    Patent number: 9532998
    Abstract: The present disclosure provides prodrugs of biologically active 2,4-pyrimidinediamine compounds, compositions comprising the prodrugs, intermediates and methods for synthesizing the prodrugs and methods of using the prodrugs in a variety of applications.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: January 3, 2017
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Somasekhar Bhamidipati, Esteban Masuda, Thomas Sun, Valentino J. Stella