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, 2019
Filed:
Feb. 03, 2016
Applicant:
Shanghai Institute of Materia Medica, Chinese Academy of Sciences, Shanghai, CN;
Inventors:
Hong Liu, Shanghai, CN;
Jiang Wang, Shanghai, CN;
Jian Li, Shanghai, CN;
Jia Li, Shanghai, CN;
Jingya Li, Shanghai, CN;
Shengbin Zhou, Shanghai, CN;
Mingbo Su, Shanghai, CN;
Hualiang Jiang, Shanghai, CN;
Xiaomin Luo, Shanghai, CN;
Kaixian Chen, Shanghai, CN;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C07D 495/04 (2006.01); A61K 31/519 (2006.01);
U.S. Cl.
CPC ...
C07D 495/04 (2013.01); A61K 31/519 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present invention relates to crystal form A of a compound. The present invention also discloses a preparation method and a pharmaceutical composition of the crystal form A. The crystal form A has strong hypoglycemic activity in vivo and is expected to be a novel pharmaceutically active ingredient for treating or preventing type II diabetes and/or complications of type II diabetes.