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:
Mar. 03, 2020
Filed:
May. 05, 2017
Applicant:
Crystal Pharmatech Co., Ltd., Suzhou, Jiangsu, CN;
Inventors:
Minhua Chen, Suzhou, CN;
Yanfeng Zhang, Suzhou, CN;
Jiaoyang Li, Suzhou, CN;
Xiaoyu Zhang, Suzhou, CN;
Assignee:
Crystal Pharmatech Co., Ltd., Suzhou, CN;
Primary Examiner:
Int. Cl.
CPC ...
C07D 263/57 (2006.01); C07C 215/40 (2006.01); A61K 31/423 (2006.01); A61P 25/28 (2006.01);
U.S. Cl.
CPC ...
C07D 263/57 (2013.01); A61K 31/423 (2013.01); A61P 25/28 (2018.01); C07C 215/40 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present disclosure relates to a novel crystalline form E of Tafamidis meglumine, process for preparation and use thereof. When compared with prior crystalline forms, the novel crystalline form of the present disclosure has the advantages of simple process and low hygroscopicity, which provides a new and better choice for the development of Tafamidis meglumine drug product and is of great significance.