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:
Apr. 21, 2020
Filed:
Sep. 08, 2017
Applicant:
Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang, Jiangsu, CN;
Inventors:
Charles Z. Ding, Shanghai, CN;
Shuhui Chen, Shanghai, CN;
Lihong Hu, Shanghai, CN;
Zhaobing Xu, Shanghai, CN;
Yingchun Liu, Shanghai, CN;
Bingjie Ren, Shanghai, CN;
Weidong Li, Shanghai, CN;
Zongbin Li, Shanghai, CN;
Rui Zhao, Jiangsu, CN;
Xiquan Zhang, Jiangsu, CN;
Assignee:
CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD., Jiangsu, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 401/14 (2006.01); A61K 31/506 (2006.01); A61P 35/00 (2006.01);
U.S. Cl.
CPC ...
C07D 401/14 (2013.01); A61K 31/506 (2013.01); A61P 35/00 (2018.01); C07B 2200/13 (2013.01);
Abstract
A crystal form and a salt type of a substituted 2-hydro-pyrazole derivative, preparation method therefor, and use of the crystal form and the salt type in preparation of a medicament for treating cancers such as breast cancer, lung cancer and the like.