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:
Oct. 08, 2024
Filed:
Jul. 22, 2021
Hc Synthetic Pharmaceutical Co., Ltd., Xi'an, CN;
Cheng Yang, Xi'an, CN;
Dongxing Li, Xi'an, CN;
Sumin Qi, Xi'an, CN;
Qiyuan Zhang, Xi'an, CN;
Xiaodan Zhao, Xi'an, CN;
HC SYNTHETIC PHARMACEUTICAL CO., LTD., Shaanxi, CN;
Abstract
Provided is a thiobenzopyran-based compound of Formula I and its pharmaceutically acceptable salt, and its use in the preparation of drugs for the treatment of rheumatoid arthritis, wherein X is selected from oxygen, sulfur, —SO—, and —SO—; Y is a sulfur atom and Z is H, Na, or K. Through preliminary tests of anti-inflammatory activity, compounds of formula I have anti-rheumatoid arthritis effects.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile