Patents Assigned to Rigel Pharmaceuticals, Inc.
  • Publication number: 20190002455
    Abstract: Disclosed embodiments concern kinase inhibitors, such as interleukin receptor associated kinases (IRAK) inhibitors, and compositions comprising such 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 a kinase-associated disease or condition, particularly an IRAK-associated disease or condition.
    Type: Application
    Filed: June 28, 2018
    Publication date: January 3, 2019
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Vanessa Taylor, Yan Chen, Rose Yen
  • Patent number: 10166216
    Abstract: 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: May 5, 2016
    Date of Patent: January 1, 2019
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Dane Goff, Jing Zhang, Catherine Sylvain, Rajinder Singh, Sacha Holland, Jiaxin Yu, Thilo J. Heckrodt, Pingyu Ding
  • Publication number: 20180346458
    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 7, 2018
    Publication date: December 6, 2018
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Rose Yen, Yan Chen, Rajinder Singh, Vanessa Taylor
  • Patent number: 10130623
    Abstract: Disclosed are imidazole compounds, as well as pharmaceutical compositions and methods of use thereof. One embodiment is a compound having the structure and pharmaceutically acceptable salts, prodrugs and N-oxides thereof (and solvates and hydrates thereof), wherein X, Y and Z are as described herein. In certain embodiments, a compound disclosed herein inhibits a cellular TAM receptor, and can be used to treat disease mediated by or involving the TAM receptor family.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: November 20, 2018
    Assignee: RIGEL PHARMACEUTICALS, INC.
    Inventors: Sacha Holland, Rajinder Singh, Somasekhar Bhamidipati, Pingyu Ding, Rao Kolluri, Ihab Darwish, Esteban Masuda, Jiaxin Yu
  • Publication number: 20180265503
    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: May 24, 2018
    Publication date: September 20, 2018
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Yan Chen, Vanessa Taylor, Hui Li, Rajinder Singh
  • Patent number: 10065946
    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: Grant
    Filed: August 2, 2016
    Date of Patent: September 4, 2018
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Rose Yen, Yan Chen, Rajinder Singh, Vanessa Taylor
  • Patent number: 10040766
    Abstract: Disclosed are sulfonamidoquinoline compounds, as well as pharmaceutical compositions and methods of use. One embodiment is a compound having the structure and pharmaceutically acceptable salts, prodrugs and N-oxides thereof (and solvates and hydrates thereof), wherein R1, R2, R3 and R4 are as described herein. In certain embodiments, a compound disclosed herein inhibits ubiquitination, and can be used to treat disease by blocking the degradation of tumor suppressors.
    Type: Grant
    Filed: August 14, 2015
    Date of Patent: August 7, 2018
    Assignee: RIGEL PHARMACEUTICALS, INC.
    Inventors: David Carroll, Arvinder Sran, Rajinder Singh, Jianing Huang, Lyuben Tsvetkov, Sarkiz Issakani, Donald Payan, Simon Shaw
  • Publication number: 20180208613
    Abstract: Disclosed embodiments concern novel interleukin receptor associated kinases (IRAK) inhibitors and compositions comprising such 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: March 23, 2018
    Publication date: July 26, 2018
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Ryan Kelley, Hui Li, Thilo Heckrodt, Yan Chen, Darren McMurtrie, Kin Tso, Vanessa Taylor, Rajinder Singh, Rose Yen, Jack Maung
  • Publication number: 20180208612
    Abstract: Disclosed embodiments concern novel interleukin receptor associated kinases (IRAK) inhibitors and compositions comprising such 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: March 22, 2018
    Publication date: July 26, 2018
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Ryan Kelley, Hui Li, Thilo Heckrodt, Yan Chen, Darren McMurtrie, Kin Tso, Vanessa Taylor, Rajinder Singh, Rose Yen, Jack Maung
  • Patent number: 10005767
    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: January 30, 2017
    Date of Patent: June 26, 2018
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Yan Chen, Vanessa Taylor, Hui Li, Rajinder Singh
  • Patent number: 10005777
    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: May 5, 2017
    Date of Patent: June 26, 2018
    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, Ryan Kelley
  • Publication number: 20180162848
    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: Application
    Filed: February 8, 2018
    Publication date: June 14, 2018
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Hui Li, Thilo J. Heckrodt, Yan Chen, Darren John McMurtrie, Vanessa Taylor, Rajinder Singh, Pingyu Ding, Rose Yen
  • Publication number: 20180153912
    Abstract: The present disclosure provides prodrugs of biologically active 2,4-pyrimidinediamine compounds, salts and hydrates of the prodrugs, compositions comprising the prodrugs, intermediates and methods for synthesizing the prodrugs and methods of using the prodrugs in a variety of applications.
    Type: Application
    Filed: July 17, 2017
    Publication date: June 7, 2018
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Somasekhar Bhamidipati, Rajinder Singh, Thomas Sun, Esteban Masuda
  • Patent number: 9982000
    Abstract: Disclosed embodiments concern novel interleukin receptor associated kinases (IRAK) inhibitors and compositions comprising such 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: Grant
    Filed: April 22, 2016
    Date of Patent: May 29, 2018
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Ryan Kelley, Hui Li, Thilo Heckrodt, Yan Chen, Darren McMurtrie, Kin Tso, Vanessa Taylor, Rajinder Singh, Rose Yen, Jack Maung
  • Patent number: 9981944
    Abstract: Disclosed are 2,2?-bipyridyl compounds, as well as pharmaceutical compositions and methods of use thereof. One embodiment is a compound having the structure and pharmaceutically acceptable salts, prodrugs and N-oxides thereof (and solvates and hydrates thereof), wherein R1, Z and n are as described herein. In certain embodiments, a compound disclosed herein inhibits GDF8, and can be used to treat disease by blocking GDF8 signaling.
    Type: Grant
    Filed: February 15, 2016
    Date of Patent: May 29, 2018
    Assignees: RIGEL PHARMACEUTICALS, INC, BRISTOL-MYERS SQUIBB COMPANY
    Inventors: Pingyu Ding, Marina Gelman, Todd Kinsella, Rajinder Singh, Somasekhar Bhamidipati, Upender Velaparthi, Robert M. Borzilleri, Hasibur Rahaman, Jayakumar Sankara Warrier
  • Publication number: 20180141938
    Abstract: Compounds and embodiments of a method for treating and/or preventing autoimmune diseases are disclosed. The method includes administering to a subject having an autoimmune disease, such as an inflammatory bowel disease, a therapeutically effective amount of a compound according to formula I wherein X and Y independently are O or NR1; each R1 is independently H or C1-C6 alkyl; ring A is aryl; each R2 independently is H, alkyl, alkoxy, amide, cyano, halo, haloalkyl, hydroxyalkyl, heteroalkyl, heterocyclyl, sulfonyl, sulfonamide, or two R2 groups, taken together with the atom or atoms to which they are attached, combine to form a 4-10 membered ring system; p is 0, 1, 2, 3, or 4; R3 and R4 independently are H or C1-C6 alkyl; and R5 is halo, cyano, or C1-C6 alkyl.
    Type: Application
    Filed: January 19, 2018
    Publication date: May 24, 2018
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Esteban Masuda, Rajinder Singh, Vanessa Taylor, Donald G. Payan
  • Patent number: 9970925
    Abstract: A construct system for expressing a reporter protein, as well as a transgenic animal and a screening method employing the same, are provided. In certain embodiments, the construct system is a three component system in which expression of a reporter protein from a reporter construct is induced by a transcription factor that is produced using two other constructs, each producing a different part of the transcription factor. The parts of the transcription factor are ligated together. Expression of the reporter only occurs in tissues in which both of the parts of the transcription factor are produced.
    Type: Grant
    Filed: September 26, 2011
    Date of Patent: May 15, 2018
    Assignee: RIGEL PHARMACEUTICALS, INC.
    Inventor: Todd M. Kinsella
  • Patent number: 9920041
    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: February 22, 2017
    Date of Patent: March 20, 2018
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Hui Li, Thilo J. Heckrodt, Yan Chen, Darren John McMurtrie, Vanessa Taylor, Rajinder Singh, Pingyu Ding, Rose Yen
  • Publication number: 20180072756
    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 lupus erythematosis and/or its associated symptoms and multiple sclerosis and/or its associated symptoms.
    Type: Application
    Filed: March 24, 2017
    Publication date: March 15, 2018
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Ankush Argade, Hui Li, Somasekhar Bhamidipati, David Carroll, Catherine Sylvain, Jeffrey Clough, Holger Keim
  • Patent number: RE47034
    Abstract: Embodiments of topical formulations for administering compound I or a pharmaceutically acceptable salt or solvate thereof are disclosed. Embodiments of methods for using the topical formulations in the treatment of dermatological disorders such as cutaneous collagen vascular diseases, e.g., cutaneous lupus, also are disclosed.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: September 11, 2018
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Thomas Sun, Matt Duan