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. 26, 2023
Filed:
Apr. 16, 2019
Applicant:
Tianjin Hemay Pharmaceutical Co., Ltd., Tianjin, CN;
Inventor:
Hesheng Zhang, Tianjin, CN;
Assignee:
TIANJIN HEMAY PHARMACEUTICAL CO., LTD., Tianjin, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 209/48 (2006.01); A61P 17/00 (2006.01);
U.S. Cl.
CPC ...
C07D 209/48 (2013.01); A61P 17/00 (2018.01);
Abstract
Disclosed is a compound of formula (I) and a stereoisomer thereof: wherein R, R, Rand Rare as defined in the present disclosure.