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:
Jul. 28, 2026
Filed:
May. 28, 2021
Rigel Pharmaceuticals, Inc., South San Francisco, CA (US);
Joshua Waetzig, Cambridge, MA (US);
Gordon D. Wilkie, Cambridge, MA (US);
Debra L. Mazaik, Cambridge, MA (US);
Csanad M. Varga, Cambridge, MA (US);
Lia Rogal, Cambridge, MA (US);
Lauren Maceachern, Halifax, CA;
Kimberly Jean Miller, Halifax, CA;
Shellie Rigby-Singleton, Nottingham, GB;
Ian A. Barker, Nottingham, GB;
Robert J. Harris, Nottingham, GB;
Aimee J. Spenceley, Nottingham, GB;
Dipak Gordhan, Nottingham, GB;
Rigel Pharmaceuticals, Inc., South San Francisco, CA (US);
Abstract
The present disclosure relates to pharmaceutical composition comprising 1) an amorphous solid dispersion comprising pralsetinib, or a pharmaceutically acceptable salt thereof; and a pharmaceutically acceptable hydrophilic polymer; and 2) an effervescent couple; and crystalline forms of pralsetinib and pralsetinib hydrochloride salt, which are useful as a RET selective inhibitors. The present disclosure also provides pharmaceutically acceptable compositions comprising the crystalline forms and methods of using said compositions in the treatment of various disorders.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile