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:
Mar. 28, 1989
Filed:
Jul. 21, 1987
Applicant:
Inventors:
Naoyuki Takasugi, Hiroshima, JP;
Mitsuyasu Ushijima, Hiroshima, JP;
Satoshi Inoue, Hiroshima, JP;
Terukage Hirata, Hiroshima, JP;
Assignee:
Wakunaga Seiyaku Kabushiki Kaisha, Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
514470 ; 514 25 ; 549306 ; 549464 ; 536 181 ;
Abstract
Disclosed herein is a cerebral-circulation-metabolism-function-improving agent which contains a 2,6-diphenyl-3,7-dioxabicyclo[3.3.0]octane derivative represented by the following formula as the effective ingredient: ##STR1## wherein, each of R.sub.1, R.sub.3, R.sub.4 and R.sub.6 represents a hydrogen atom or a lower alkoxyl group; each of R.sub.2 and R.sub.5 represents a hydrogen atom, a .beta.-D-glucosyl group or a hydroxyl group; and each of R.sub.7 and R.sub.8 represents an oxygen atom or two hydrogen atoms.