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. 06, 1978
Filed:
Jan. 31, 1977
Applicant:
Inventors:
Anthony Maitland Roe, Hatfield, EN;
Robert Anthony Slater, Letchworth, EN;
Edwin Michael Taylor, Welwyn, EN;
Assignee:
Smith Kline & French Laboratories Limited, Welwyn Garden City, EN;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
424250 ; 544237 ;
Abstract
The compounds are substituted hydrazinophthalazines which are active as .beta.-adrenergic blocking agents and as vasodilators. A specific compound of the invention is 5-(3-t-butylamino-2-hydroxypropoxy)-1-hydrazinophthalazine.