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:
Jul. 03, 1984
Filed:
Sep. 09, 1982
Applicant:
Inventors:
Kiyoshi Murase, Saitama, JP;
Toshiyasu Mase, Chiba, JP;
Hideki Arima, Tokyo, JP;
Kenichi Tomioka, Saitama, JP;
Yoso Numasaki, Saitama, JP;
Assignee:
Yamanouchi Pharmaceutical Co., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
2604 / ; 560 22 ; 560 29 ; 560 43 ; 560 20 ; 424304 ; 424309 ; 564167 ; 544391 ; 562452 ; 2604 / ;
Abstract
A novel 2-hydroxyoxanilic acid derivative shown by the following formula ##STR1## or a salt thereof. This compound possesses an immunoregulatory action and is useful as an antiallergic agent, an antiasthmatic, an antirheumatic, a carcinostatic agent, a therapeutic agent for autoimmune disease, and a suppressant of rejection at the tissue transplantation and skin graft.