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:
Apr. 09, 1996
Filed:
Feb. 26, 1993
Applicant:
Inventors:
Koji Kobayashi, Kasugai, JP;
Kazuhiko Nishii, Takatsuki, JP;
Kunio Iwata, Takatsuki, JP;
Itsuo Uchida, Takatsuki, JP;
Assignees:
Yoshitomi Pharmaceutical Industries, Ltd., both of, JP;
Japan Tobacco Inc., both of, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514422 ; 548518 ; 548524 ;
Abstract
Novel proline derivatives of the following formula (I) ##STR1## wherein each symbol is as defined in the specification, which specifically inhibit prolyl endopeptidase activity and can be used for the prevention and/or treatment of dementia and amnesia as agents which act directly on the central symptoms of dementia.