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:
Aug. 27, 2013
Filed:
Sep. 02, 2011
Peng Cho Tang, Shanghai, CN;
Piaoyang Sun, Shanghai, CN;
Fanglong Yang, Shanghai, CN;
Jindong Liang, Shanghai, CN;
Guangyuan Shen, Shanghai, CN;
Yang Wang, Shanghai, CN;
Jiang Fan, Shanghai, CN;
Peng Cho Tang, Shanghai, CN;
Piaoyang Sun, Shanghai, CN;
Fanglong Yang, Shanghai, CN;
Jindong Liang, Shanghai, CN;
Guangyuan Shen, Shanghai, CN;
Yang Wang, Shanghai, CN;
Jiang Fan, Shanghai, CN;
Jiangsu Hengrui Medicine Co., Ltd., Jiangsu, CN;
Shanghai Hengrui Pharmaceutical Co., Ltd., Shanghai, CN;
Abstract
Pharmaceutically acceptable salts of (R)-7-[3-amino-4-(2,4,5-trifluorophenyl)-butyryl]-3-trifluoromethyl-5,6,7,8-tetrahydro-imidazo[1,5-a]pyrazine-1-formic acid, their preparation methods, compositions containing the said pharmaceutical salts and their use as medicaments, especially as dipeptidyl peptidase IV (DPP-IV) inhibitors are disclosed. Of the many acceptable salts, one example is the following.