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. 04, 1993
Filed:
Mar. 12, 1991
Applicant:
Inventors:
Norton P Peet, Cincinnati, OH (US);
Nelsen L Lentz, West Chester, OH (US);
Mark W Dudley, Somerville, OH (US);
Assignee:
Merrell Dow Pharmaceuticals Inc., Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
514263 ; 514262 ; 544266 ; 544267 ;
Abstract
The present invention relates to certain novel 8-substituted purines as selective A.sub.1 -adenosine receptor antagonists which are useful in the treatment of patients suffering from Alzheimer's disease, congestive heart failure or pulmonary bronchoconstriction.