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:
Nov. 12, 2019
Filed:
Jul. 19, 2018
Nippon Chemiphar Co., Ltd., Tokyo, JP;
Kyushu University, Fukuoka, JP;
Shogo Sakuma, Saitama, JP;
Kunio Kobayashi, Saitama, JP;
Masatoshi Ushioda, Tokyo, JP;
Toshiyasu Imai, Tokyo, JP;
Kazuhide Inoue, Tokyo, JP;
NIPPON CHEMIPHAR CO., LTD., Tokyo, JP;
KYUSHU UNIVERSITY, Fukuoka, JP;
Abstract
Compounds represented by the following general formula (I), which has a P2X4 receptor antagonistic activity (in the formula, R, Rand Rrepresent hydrogen atom, an alkyl group having 1 to 8 carbon atoms, an alkoxy group having 1 to 8 carbon atoms, a halogen atom, and the like, X represents C or N, Y represents N or C(═O), provided that when X is C, Y represents N, and when X is N, Y represents C(═O), the double line consisting of the solid line and the broken line represents a single bond or double bond, n represents an integer of 0 to 6, Z represents O, S, or an atomic bond, and A represents benzene ring, pyridine ring, and the like).