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:
Jun. 09, 2026
Filed:
Jan. 12, 2022
Applicant:
Ocumension Therapeutics (Suzhou) Co., Ltd, Suzhou City, CN;
Inventors:
Wenyuan Qian, Shanghai, CN;
Hongjian Wang, Shanghai, CN;
Liang Tan, Shanghai, CN;
Shuhui Chen, Shanghai, CN;
Assignee:
OCUMENSION THERAPEUTICS (SUZHOU) CO., LTD, Suzhou City, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 487/04 (2006.01);
U.S. Cl.
CPC ...
C07D 487/04 (2013.01); C07B 2200/13 (2013.01);
Abstract
Provided are a salt form and a crystal form of a pyrazole substituted imidazo[1,2-a]quinoxaline derivative, and a preparation method therefor. Specifically disclosed are a salt form and a crystal form of a compound of formula (I), and a preparation method therefor and the use thereof in the preparation of drugs related to dual inhibitors of spleen tyrosine kinase (Syk) and vascular endothelial growth factor 2 (VEGFR2).