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:
Dec. 14, 2021
Filed:
Aug. 28, 2020
Applicant:
Jiangsu Hengrui Medicine Co., Ltd., Jiangsu, CN;
Inventors:
Assignee:
Jiangsu Hengrui Medicine Co., Ltd., Jiangsu, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 207/08 (2006.01); C07D 401/14 (2006.01); C07D 207/16 (2006.01); C07D 401/12 (2006.01);
U.S. Cl.
CPC ...
C07D 401/14 (2013.01); C07D 207/08 (2013.01); C07D 207/16 (2013.01); C07D 401/12 (2013.01); Y02P 20/55 (2015.11);
Abstract
A method for preparing a tyrosine kinase inhibitor and a derivative thereof are described. In particular, the present method has a short synthesis route, low costs, easy operation, and is suitable for large-scale production.