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. 11, 1983
Filed:
Feb. 16, 1982
Applicant:
Inventors:
Hitoshi Takita, Tokyo, JP;
Yutaka Mukaida, Tokyo, JP;
Sakuo Noda, Tokyo, JP;
Hidetoshi Kobayashi, Tokyo, JP;
Assignee:
Kureha Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ;
U.S. Cl.
CPC ...
424319 ; 424309 ; 562444 ; 562451 ; 560 42 ; 560 39 ;
Abstract
A novel derivative of dihydroxybenzoic acid represented by the formula (I) ##STR1## wherein R represents ##STR2## or a salt or an ester thereof which has specific pharmacological activities, a method for preparing thereof and a pharmaceutical composition comprising thereof as an active ingredient are provided.