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:
Aug. 11, 1992
Filed:
Dec. 12, 1991
Applicant:
Inventors:
Thomas G Bird, Witry-Les-Reims, FR;
Philip N Edwards, Bramhall, GB;
Assignees:
Imperial Chemical Industries PLC, London, GB;
ICI Pharma, Cergy, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514467 ; 549347 ; 549373 ; 549374 ; 549378 ; 549451 ; 549453 ; 549 30 ; 514450 ; 514452 ;
Abstract
The invention concerns a diaryl ether cyclic ether of the formula I, or a pharmaceutically-acceptable salt thereof, ##STR1## wherein Ar.sup.1 is optionally substituted phenyl or naphthyl;