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. 25, 1993
Filed:
Aug. 05, 1992
Applicant:
Inventors:
Akihiro Kawaguchi, Hannou, JP;
Atsushi Satoh, Hannou, JP;
Makoto Kajitani, Hidaka, JP;
Mitsugi Yasumoto, Honjo, JP;
Junji Yamamoto, Tokushima, JP;
Assignee:
Taiho Pharmaceutical Co., Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514213 ; 514309 ; 514421 ; 540523 ; 546141 ; 548512 ;
Abstract
The present invention provides a bicyclolactam derivative which has the following formula and is useful as medicaments for treating senile dementia, i.e., as cerebral function improving agents and cerebral metabolism activators or anoxic brain damage protectives ##STR1## wherein R is benzoyl group which may be substituted with halogen atom, lower alkyl group, lower alkoxyl group, nitro group, cyano group or amino group; l is 1 or 2; m is 0 or 1; and n is 0, 1 or 2, provided that m and n are not 0 at the same time.