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. 12, 2019
Filed:
Jun. 07, 2016
Applicant:
Shandong Danhong Pharmaceutical Co., Ltd., Heze, Shandong, CN;
Inventors:
Weihua Shi, Shanghai, CN;
Feng Xu, Shanghai, CN;
Zheng Wang, Shanghai, CN;
Weidong Li, Shanghai, CN;
Linghui Wu, Shanghai, CN;
Hongwei Li, Shanghai, CN;
Minggao Zeng, Shanghai, CN;
Kunmin Lai, Shanghai, CN;
Zhigan Jiang, Shanghai, CN;
Haiying He, Shanghai, CN;
Assignee:
SHANDONG DANHONG PHARMACEUTICAL CO., LTD., Heze, Shandong, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/407 (2006.01); C07D 487/20 (2006.01); C07D 235/06 (2006.01); A61K 31/4184 (2006.01); C07D 487/10 (2006.01); A61P 31/12 (2006.01); B01D 9/00 (2006.01); C07B 41/06 (2006.01); C07B 43/04 (2006.01); C07D 209/96 (2006.01);
U.S. Cl.
CPC ...
C07D 235/06 (2013.01); A61K 31/4184 (2013.01); A61P 31/12 (2018.01); B01D 9/0004 (2013.01); B01D 9/0054 (2013.01); C07B 41/06 (2013.01); C07B 43/04 (2013.01); C07D 209/96 (2013.01); C07D 487/10 (2013.01); C07B 2200/13 (2013.01);
Abstract
Disclosed are a method for preparing an imidazole derivative and crystal form A and crystal form B thereof, and also disclosed is a method for preparing a compound of formula (I) and an intermediate thereof.