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:
Jun. 23, 2026
Filed:
Jan. 24, 2022
Guangzhou Joyo Pharmatech Co., Ltd, Guangdong, CN;
Shanghai Jia Tan Pharmatech Co., Ltd., Shanghai, CN;
GUANGZHOU JOYO PHARMATECH CO., LTD, Guangdong, CN;
SHANGHAI JIA TAN PHARMATECH CO., LTD., Shanghai, CN;
Abstract
Use of a pyrido[1,2-a]pyrimidone analogue. Specifically disclosed is use of a compound I or a pharmaceutically acceptable salt thereof in the preparation of a medicament for treating and/or preventing cancers in the digestive tract system. The compound I or the pharmaceutically acceptable salt thereof has good antitumor activity against one or more of head and neck cancer, hepatocellular cancer, colorectal cancer, esophageal cancer, gastric cancer and nasopharyngeal cancer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile