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. 01, 1994
Filed:
Dec. 30, 1991
Applicant:
Inventors:
Mitsuo Ohashi, Omiya, JP;
Toshio Tanaka, Nogi, JP;
Norihisa Ishikawa, Oyama, JP;
Tetsuya Kishi, Konosu, JP;
Assignee:
Kyorin Pharmaceutical Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
514545 ; 514571 ; 560-9 ; 560 17 ; 560 61 ; 560 62 ; 562431 ; 562471 ; 562472 ;
Abstract
Phenoxyalkylcarboxylic acid derivatives represented by the following formula (I) ##STR1## having a strong and selective leukotriene antagonistic action and useful for prophylaxis and therapy of allergic diseases as asthma and processes of preparing the same.