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. 08, 2026
Filed:
Sep. 26, 2021
Applicant:
Guangzhou Baiyunshan Pharmaceutical Holdings Co., Ltd. Baiyunshan Pharmaceutical General Factory, Guangzhou, CN;
Inventors:
Jiansong Wang, Guangzhou, CN;
Zhifei Fu, Shanghai, CN;
Zhibo Luo, Guangzhou, CN;
Miaorong Luo, Shanghai, CN;
Yang Zhang, Shanghai, CN;
Jian Li, Shanghai, CN;
Shuhui Chen, Shanghai, CN;
Yingxia Bao, Guangzhou, CN;
Wei Wang, Guangzhou, CN;
Zhoufan Xie, Guangzhou, CN;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 519/00 (2006.01); A61P 35/00 (2006.01);
U.S. Cl.
CPC ...
C07D 519/00 (2013.01); A61P 35/00 (2018.01); C07B 2200/13 (2013.01);
Abstract
Provided are crystal forms of compounds represented by formula(II)-formula (VIII) and formula (I)-formula (VIII-1), a preparation method therefor and an application of the compounds and crystal forms in the preparation of a drug for treating a related disease.