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:
Feb. 04, 1997
Filed:
Jun. 07, 1995
Shuhei Miyazawa, Ibaraki, JP;
Shigeki Hibi, Ibaraki, JP;
Hiroyuki Yoshimura, Ibaraki, JP;
Takashi Mori, Ibaraki, JP;
Yorihisa Hoshino, Ibaraki, JP;
Mitsuo Nagai, Ibaraki, JP;
Kouichi Kikuchi, Ibaraki, JP;
Hisashi Shibata, Ibaraki, JP;
Kazuo Hirota, Ibaraki, JP;
Takashi Yamanaka, Ibaraki, JP;
Isao Yamatsu, Ibaraki, JP;
Masanori Mizuno, Ibaraki, JP;
Eisai Co., Ltd., Tokyo, JP;
Abstract
An aminobenzoic acid derivative represented by the following general formulas (I), (I-2) or (I-3), or a pharmacologically acceptable salt thereof, which exhibits a serotonin antagonism and an acetylcholine release accelerating activity at a well-balanced activity ratio and which is efficacious as a drug for patients with gastrointestinal unindentified complaints: ##STR1## wherein R.sup.1 represents a group such as an alkynyl or cyanoalkyl group; R.sup.2 represents a group such as an amino or acylamino group; R.sup.3 represents a halogen atom; X represents --O-- or --NH--; and A represents an oxygen or sulfur atom.