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:
May. 05, 1992
Filed:
Apr. 13, 1989
Applicant:
Inventors:
Assignee:
Beecham Group p.l.c., Brentford, GB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
514413 ; 514183 ; 514214 ; 514299 ; 514305 ; 540477 ; 540582 ; 546112 ; 546133 ; 548453 ;
Abstract
Novel compounds of formula (I), a process for their preparation, and their use as pharmaceutical agents are described: ##STR1## wherein R.sub.1 represents ##STR2## in which each of p and q independently represents an integer of 2 to 4, r represents an integer of 2 to 4, s represents 1 or 2 and t represents 0 or 1;