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. 17, 2021
Filed:
Jun. 14, 2018
Applicant:
Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang, CN;
Inventors:
Shilan Liu, Shanghai, CN;
Guibai Liang, Shanghai, CN;
Hongjian Wang, Shanghai, CN;
Ming Zhang, Shanghai, CN;
Shuhui Chen, Shanghai, CN;
Assignee:
Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 401/10 (2006.01); C07D 401/14 (2006.01); C07D 405/14 (2006.01); C07D 491/107 (2006.01); C07D 403/10 (2006.01); C07D 403/14 (2006.01); C07D 487/08 (2006.01); C07D 417/10 (2006.01);
U.S. Cl.
CPC ...
C07D 401/10 (2013.01); C07D 401/14 (2013.01); C07D 403/10 (2013.01); C07D 403/14 (2013.01); C07D 405/14 (2013.01); C07D 417/10 (2013.01); C07D 487/08 (2013.01); C07D 491/107 (2013.01);
Abstract
Provided are a Syk inhibitor and a use method therefor, and in particular, disclosed are quinolinone represented by formula (I) or quinazoline derivatives or pharmaceutically acceptable salts thereof, a preparation method, a pharmaceutical composition, and uses in preparing a medicament for treatment of Syk receptor related diseases.