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. 19, 2023
Filed:
Mar. 02, 2021
Applicants:
Helioeast Pharmaceutical Co., Ltd., Nanchang, CN;
Helioeast Science & Technology Co., Ltd., Nanchang, CN;
Inventors:
Lingyun Wu, Shanghai, CN;
Peng Yang, Shanghai, CN;
Lele Zhao, Shanghai, CN;
Xu You, Shanghai, CN;
Jian Li, Shanghai, CN;
Shuhui Chen, Shanghai, CN;
Assignee:
HELIOEAST SCIENCE & TECHNOLOGY CO., LTD., Nanchang, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 413/04 (2006.01); C07D 417/04 (2006.01); C07D 403/04 (2006.01);
U.S. Cl.
CPC ...
C07D 413/04 (2013.01);
Abstract
Disclosed are a series of benzo 2-azaspiro[4.4]nonane compounds, and specifically disclosed are a compound as represented by formula (P) or a pharmaceutically acceptable salt thereof.