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:
Jul. 02, 2019
Filed:
Jun. 22, 2018
Applicant:
Beijing Pharmaceutical Group Co., Ltd., Beijing, CN;
Inventors:
Yan Yang, Beijing, CN;
Wenfeng Wang, Beijing, CN;
Zhankun Hu, Beijing, CN;
Xiangyu Sun, Beijing, CN;
Huijun Yin, Beijing, CN;
Xuewei Tian, Beijing, CN;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
C07D 235/28 (2006.01); A61K 31/4184 (2006.01); C07D 405/12 (2006.01); A61K 45/06 (2006.01);
U.S. Cl.
CPC ...
C07D 235/28 (2013.01); A61K 31/4184 (2013.01); A61K 45/06 (2013.01); C07D 405/12 (2013.01);
Abstract
The present invention belongs to the pharmaceutical field, and relates to a preparation method for a series of benzimidazole derivatives, their pharmaceutical salts and pharmaceutically acceptable prodrugs, a pharmaceutical composition containing the derivatives, and the uses of the derivatives and pharmaceutical composition in the preparation of antigout drugs and in the treatment of related diseases.