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. 28, 2020
Filed:
Oct. 25, 2017
Applicant:
Crystal Pharmatech Co., Ltd., Suzhou, Jiangsu, CN;
Inventors:
Minhua Chen, Suzhou, CN;
Yanfeng Zhang, Suzhou, CN;
Jinqiu Wang, Suzhou, CN;
Kai Liu, Suzhou, CN;
Xiaoyu Zhang, Suzhou, CN;
Assignee:
Crystal Pharmatech Co., Ltd., Suzhou, CN;
Primary Examiner:
Int. Cl.
CPC ...
C07D 401/14 (2006.01);
U.S. Cl.
CPC ...
C07D 401/14 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present disclosure relates to two novel crystalline forms of AP26113 and processes for preparation thereof. The crystalline form CS1 and crystalline form CS2 of the present disclosure have advantages in solubility and stability, are suitable for development, and provide a better choice for preparation of pharmaceutical compositions containing AP26113, which is of great significance for drug development.