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. 19, 2024
Filed:
Jul. 11, 2019
Applicant:
Zhangzhou Pien Tze Huang Pharmaceutical Co., Ltd., Fujian, CN;
Inventors:
Yang Zhang, Shanghai, CN;
Wentao Wu, Shanghai, CN;
Zhixiang Li, Shanghai, CN;
Jian Qin, Shanghai, CN;
Jie Li, Shanghai, CN;
Zhen Gong, Shanghai, CN;
Jian Li, Shanghai, CN;
Shuhui Chen, Shanghai, CN;
Assignee:
ZHANGZHOU PIEN TZE HUANG PHARMACEUTICAL CO., LTD., Fujian, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 491/048 (2006.01); C07D 403/14 (2006.01); C07D 471/04 (2006.01); C07D 487/04 (2006.01);
U.S. Cl.
CPC ...
C07D 491/048 (2013.01); C07D 403/14 (2013.01); C07D 471/04 (2013.01); C07D 487/04 (2013.01);
Abstract
The present invention relates to a class of TrkA inhibitors and an application thereof in the preparation of a drug for the treatment of diseases associated with TrkA. The present invention specifically discloses compounds represented by formula (I) and formula (II), tautomer thereof or pharmaceutically acceptable salts thereof.