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:
Sep. 07, 2021
Filed:
Aug. 11, 2017
Applicant:
Xuanzhu Pharma Co., Ltd., Jinan, CN;
Inventors:
Assignee:
XUANZHU PHARMA CO., LTD., Jinan, CN;
Primary Examiner:
Int. Cl.
CPC ...
C07D 403/12 (2006.01);
U.S. Cl.
CPC ...
C07D 403/12 (2013.01); C07B 2200/13 (2013.01);
Abstract
Provided are a maleate of a quinazoline derivative-like tyrosine kinase inhibitor represented by Formula (1), and a crystal form thereof and a preparation method therefor, a pharmaceutical composition comprising the maleate and the crystal form thereof, as well as use of the maleate and the crystal form thereof in the manufacture of a medicament for treating and/or preventing a hyperproliferative disease and a chronic obstructive pulmonary disease.