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:
May. 28, 2024
Filed:
Jul. 01, 2020
Applicant:
Hc Synthetic Pharmaceutical Co., Ltd., Xi'an, CN;
Inventors:
Cheng Yang, Xi'an, CN;
Sumin Qi, Xi'an, CN;
Qiyuan Zhang, Xi'an, CN;
Dongxing Li, Xi'an, CN;
Tieshan Chen, Xi'an, CN;
Xiaodan Zhao, Xi'an, CN;
Assignee:
HC SYNTHETIC PHARMACEUTICAL CO., LTD., Shaanxi Province, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 323/30 (2006.01); A61K 31/137 (2006.01); A61P 11/10 (2006.01);
U.S. Cl.
CPC ...
C07C 323/30 (2013.01); A61K 31/137 (2013.01); A61P 11/10 (2018.01);
Abstract
The present disclosure discloses an expectorant compound, and specifically discloses compounds represented by formula I and formula II, pharmaceutically acceptable salts or tautomers thereof.
Yang, Cheng. (2024). Expectorant compound, preparation method thereof and use thereof (U.S. Patent No. 11993561). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11993561
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile