The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 24, 2022
Filed:
Mar. 03, 2019
Applicant:
Rigel Pharmaceuticals, Inc., South San Francisco, CA (US);
Inventors:
Somasekhar Bhamidipati, Foster City, CA (US);
Rajinder Singh, Belmont, CA (US);
Thomas Sun, Palo Alto, CA (US);
Esteban Masuda, Menlo Park, CA (US);
Assignee:
Rigel Pharmaceuticals, Inc., South San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/675 (2005.12); C07D 498/04 (2005.12); A61K 9/00 (2005.12); C07F 9/6561 (2005.12);
U.S. Cl.
CPC ...
A61K 31/675 (2012.12); A61K 9/0053 (2012.12); C07D 498/04 (2012.12); C07F 9/6561 (2012.12);
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.