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:
Jun. 20, 1978
Filed:
Nov. 08, 1976
Applicant:
Inventors:
Anil Chandra Ghosh, Lexington, MA (US);
Raj Kumar Razdan, Belmont, MA (US);
Assignee:
Sharps Associates, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
424256 ; 2602 / ;
Abstract
Benzopyrano[3,4-d]pyridine-2-cyano, carboxamidoximes and carboximidates of the formula ##STR1## wherein R represents -C.ident.N, ##STR2## R.sub.1 is a lower alkyl, R.sub.2 is hydrogen or a lower alkyl and R.sub.3 is a straight or branched alkyl having 1 to 20 carbons, a cycloalkyl-lower alkyl group in which the cycloalkyl group has 3 to 8 carbons or it is an arylalkyl group, and R.sub.4 is a lower alkyl group. The compounds are useful for lowering blood pressure.