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:
Mar. 31, 2026
Filed:
Aug. 05, 2020
Applicants:
Shanghai Hansoh Biomedical Co., Ltd., Shanghai, CN;
Jiangsu Hansoh Pharmaceutical Group Co., Ltd., Lianyungang, CN;
Inventors:
Assignees:
Shanghai Hansoh Biomedical Co., Ltd., Shanghai, CN;
Jiangsu Hansoh Pharmaceutical Group Co., Ltd., Lianyungang, CN;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07J 43/00 (2006.01); C07D 231/12 (2006.01); C07D 231/14 (2006.01); C07D 249/04 (2006.01); C07D 257/04 (2006.01); C07D 403/06 (2006.01); C07D 403/08 (2006.01); C07D 413/04 (2006.01); C07J 53/00 (2006.01); A61K 31/58 (2006.01); A61P 25/00 (2006.01); A61P 25/24 (2006.01);
U.S. Cl.
CPC ...
C07J 43/003 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present invention relates to a steroid derivative regulator, in particular to a compound of formula (I), a salt and crystal form thereof, a preparation method therefor, a pharmaceutical composition containing a therapeutically effective amount of the crystal form, and an application thereof as a GABAreceptor regulator in treatment of depression, convulsions, Parkinsonism and nervous system diseases.