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. 19, 1993
Filed:
Feb. 02, 1993
Applicant:
Inventors:
Assignees:
Imperial Chemical Industries PLC, London, GB;
ICI Pharma, Cergy Cedex, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514460 ; 514451 ; 514459 ; 546153 ; 549416 ; 549417 ; 549419 ; 549420 ; 549423 ; 549424 ; 549425 ; 549426 ; 549427 ; 549428 ;
Abstract
The invention concerns a cyclic ether derivative of the formula I ##STR1## wherein Ar.sup.1 is optionally substituted phenyl, naphthyl or a 9- or 10-membered bicyclic heterocyclic moiety;