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. 14, 2024
Filed:
Aug. 29, 2019
Applicant:
Cspc Zhongqi Pharmaceutical Technology (Shijiazhuang) Co., Ltd, Hebei, CN;
Inventors:
Yan Zhang, Hebei, CN;
Miaomiao Wei, Hebei, CN;
Xuejiao Zhang, Hebei, CN;
Guorui Mi, Hebei, CN;
Hui An, Hebei, CN;
Bing Wei, Hebei, CN;
Qian Guo, Hebei, CN;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C07D 471/04 (2006.01); A61P 7/06 (2006.01); A61K 9/00 (2006.01);
U.S. Cl.
CPC ...
C07D 471/04 (2013.01); A61P 7/06 (2018.01); A61K 9/0053 (2013.01);
Abstract
A compound represented by formula (I) or a tautomer, an optical isomer, a nitrogen oxide, a solvate, a pharmaceutically acceptable salt or prodrug thereof are useful for treating or relieving an HIF-related and/or EPO-related disease or condition in patient. The preparation method for the compound, and use of a drug composition containing the compound and the compound or the drug composition in preparation of a drug are also provided.