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. 22, 1978
Filed:
Dec. 20, 1976
Applicant:
Inventors:
Jean A Gauthier, Montreal, CA;
Leslie G Humber, Dollard des Ormeaux, CA;
Clara Revesz, Montreal, CA;
Assignee:
Ayerst, McKenna & Harrison Limited, Montreal, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
424256 ; 26029355 ; 26029383 ; 2602 / ; 2603478 ;
Abstract
[2]Benzopyrano[4,3-b]pyridine derivatives characterized by having a 2,3,4,4a,6,10b-hexahydro-1H-[2]benzopyrano[4,3-b]pyridine nucleus bearing substituents at positions 1,6,8 and 9 are disclosed. The derivatives are useful diuretic agents. Methods for their preparation and use also are disclosed.