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:
Jul. 17, 1984
Filed:
Apr. 07, 1982
Kazuo Banno, Tokushima, JP;
Takafumi Fujioka, Tokushima, JP;
Masaaki Osaki, Tokushima, JP;
Kazuyuki Nakagawa, Tokushima, JP;
Abstract
Novel carbostyril derivatives and their salts are useful as antihistaminic agents and central nervous system controlling agents, represented by the general formula (1), ##STR1## wherein R.sup.1 is a hydrogen atom, a lower alkyl group, a phenyl-lower alkyl group, a lower alkenyl group, a lower alkynyl group; A is a group of the formula ##STR2## or a group of the formula ##STR3## (wherein R.sup.2 is a hydrogen atom or a lower alkyl group); B is a lower alkylene group; l is 1 when A is a group of the formula ##STR4## or l is 0 or 1 when A is a group of the formula ##STR5## Z is a group of the formula >N--R.sup.3 or ##STR6## (wherein R.sup.3, R.sup.4 and R.sup.5 are as defined herein).