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:
Oct. 27, 1987
Filed:
Jul. 09, 1985
Applicant:
Inventors:
Tsutomu Kameyama, Nagoya, JP;
Jiro Kitamura, Gifu, JP;
Tetsuo Takigawa, Kurashiki, JP;
Masao Mizuno, Kurashiki, JP;
Assignee:
Kuraray Co., Ltd., Okayama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; A61K / ;
U.S. Cl.
CPC ...
514551 ; 514554 ; 514563 ; 560170 ; 562567 ; 26050111 ;
Abstract
A compound which is 4-(3,5-dihydroxy-3-methylpentylamide)butyric acid or its pharmaceutically acceptable salt or ester; this compound being produced by reacting a salt or an ester of gamma-aminobutyric acid with beta-hydroxy-beta-methyl-delta-valerolactone, and as required, converting the resulting compound in the form of a salt or ester to a free acid, or as required, converting the resulting compound in the form of a free acid to its pharmaceutically acceptable salt or ester; and useful as a medicament for preventing or treating an impediment in cerebral function.