Patents by Inventor Sarkiz Issakani

Sarkiz Issakani 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).

  • Publication number: 20220249475
    Abstract: Disclosed herein are embodiments of a method for treating or preventing cytokine release syndrome (CRS). In certain embodiments, the method comprises administering a compound, or a salt, solvate, prodrug or pharmaceutical composition thereof, to a subject experiencing, or at risk of developing, CRS. The compound may be a kinase inhibitor, such as a JAK inhibitor and/or an IRAK inhibitor, and/or the compound may have a structure according to Formulas I, III, IV or VII. And the method may comprise administering the compound to a subject who is has received, is currently receiving, and/or will be receiving a cell therapy.
    Type: Application
    Filed: February 4, 2022
    Publication date: August 11, 2022
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Vanessa Taylor, Sarkiz Issakani, Chi Young
  • Publication number: 20220152065
    Abstract: Disclosed herein are embodiments of a method for treating or preventing cytokine release syndrome (CRS). In certain embodiments, the method comprises administering a compound, or a salt, solvate, prodrug or pharmaceutical composition thereof, to a subject experiencing, or at risk of developing, CRS. The compound may be a Syk inhibitor, and/or may have a structure according to Formula I. And the method may comprise administering the compound to a subject who is has received, is currently receiving, and/or will be receiving a cell therapy.
    Type: Application
    Filed: February 7, 2022
    Publication date: May 19, 2022
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Vanessa Taylor, Sarkiz Issakani, Chi Young
  • Publication number: 20220098175
    Abstract: Disclosed are benzimidazole 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, R2, R3, R4, Y and X are as described herein. In certain embodiments, a compound disclosed herein activates AMPK, and can be used to treat disease by activating the AMPK pathway.
    Type: Application
    Filed: October 13, 2021
    Publication date: March 31, 2022
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Simon Shaw, Xiang Xu, Sarkiz Issakani, Rajinder Singh, Yasumichi Hitoshi, Matthew Duncton, Nan Lin
  • Patent number: 11174246
    Abstract: Disclosed are benzimidazole 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, R2, R3, R4, Y and X are as described herein. In certain embodiments, a compound disclosed herein activates AMPK, and can be used to treat disease by activating the AMPK pathway.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: November 16, 2021
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Simon Shaw, Xiang Xu, Sarkiz Issakani, Rajinder Singh, Yasumichi Hitoshi, Matthew Duncton, Nan Lin
  • 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: 20180051006
    Abstract: Disclosed are benzimidazole 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, R2, R3, R4, Y and X are as described herein. In certain embodiments, a compound disclosed herein activates AMPK, and can be used to treat disease by activating the AMPK pathway.
    Type: Application
    Filed: August 15, 2017
    Publication date: February 22, 2018
    Inventors: Simon Shaw, Xiang Xu, Sarkiz Issakani, Rajinder Singh, Yasumichi Hitoshi, Matthew Duncton, Nan Lin
  • Publication number: 20160068490
    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: Application
    Filed: August 14, 2015
    Publication date: March 10, 2016
    Inventors: David Carroll, Arvinder Sran, Rajinder Singh, Jianing Huang, Lyuben Tsvetkov, Sarkiz Issakani, Donald Payan, Simon Shaw
  • Publication number: 20080009021
    Abstract: Provided are methods and compositions for assaying for ubiquitin agents that are enzymatic components of ubiquitin-mediated proteolysis and, more particularly, methods and compositions for assaying for agents that modulate the activity of such ubiquitin agents.
    Type: Application
    Filed: October 2, 2006
    Publication date: January 10, 2008
    Inventors: Sarkiz Issakani, Jianing Huang, Julie Sheung, Todd Pray
  • Publication number: 20060276520
    Abstract: This invention describes rhodanine derivatives and pharmaceutical compositions useful as inhibitors of ubiquitination. The compounds and compositions of the invention are useful as inhibitors of the biochemical pathways of organisms in which ubiquitination is involved. In particular, the compounds and compositions are useful for treating cell proliferative diseases such as cancers.
    Type: Application
    Filed: November 13, 2003
    Publication date: December 7, 2006
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Usha Ramesh, Dane Goff, Sarkiz Issakani, Jianing Huang, Donald Payan, Jeffrey Clough
  • Publication number: 20060160869
    Abstract: This invention describes compounds and pharmaceutical compositions useful as ubiquitin agent inhibitors, particularly ubiquitin ligase inhibitors. The compounds and pharmaceutical compositions of the invention are useful as inhibitors of the biochemical pathways of organisms in which ubiquitination is involved, such as signal transduction pathways. The invention also comprises the use of the compounds and pharmaceutical compositions of the invention for the treatment of conditions that require inhibition of ubiquitination. Furthermore, the invention comprises methods of inhibiting ubiquitination in a cell comprising contacting a cell in which inhibition of ubiquitination is desired with a compound or pharmaceutical composition according to the invention. Particularly, the compounds and pharmaceutical compositions are useful to inhibit the ubiquitin ligase activity of MDM2.
    Type: Application
    Filed: January 5, 2006
    Publication date: July 20, 2006
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Rajinder Singh, Usha Ramesh, Sarkiz Issakani, Jianing Huang, Taisei Kinoshita, Tarikere Gururaja
  • Publication number: 20060115864
    Abstract: Provided are methods and compositions for assaying for ubiquitin agents that are enzymatic components of ubiquitin-mediated proteolysis and, more particularly, methods and compositions for assaying for agents that modulate the activity of such ubiquitin agents.
    Type: Application
    Filed: March 25, 2005
    Publication date: June 1, 2006
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Sarkiz Issakani, Jianing Huang, Julie Sheung, Todd Pray
  • Publication number: 20060105409
    Abstract: The invention relates to assays for measuring ubiquitin ligase activity and for identifying modulators of ubiquitin ligase enzymes.
    Type: Application
    Filed: January 9, 2006
    Publication date: May 18, 2006
    Applicant: Rigel Pharmaceuticals, Incorporated
    Inventors: Sarkiz Issakani, Jianing Huang, Julie Sheung, Todd Pray
  • Publication number: 20050032139
    Abstract: The invention relates to assays for measuring ubiquitin ligase activity and for identifying modulators of ubiquitin ligase enzymes.
    Type: Application
    Filed: April 28, 2004
    Publication date: February 10, 2005
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Sarkiz Issakani, Jianing Huang, Julie Sheung, Todd Pray
  • Publication number: 20050009871
    Abstract: This invention describes compounds useful as ubiquitin ligase inhibitors. The compounds of the invention are useful as inhibitors of the biochemical pathways of organisms in which ubiquitination is involved. The invention also provides for pharmaceutical compositions comprising the compounds described in the invention for the treatment of conditions that require inhibition of ubiquitin ligases. Furthermore, the invention provides for methods of inhibiting ubiquitination in a cell comprising contacting a cell in which inhibition of ubiquitination is desired with a compound according to the invention.
    Type: Application
    Filed: June 1, 2004
    Publication date: January 13, 2005
    Inventors: Usha Ramesh, Gary Look, Rajinder Singh, Sarkiz Issakani