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:
Oct. 11, 1983
Filed:
Aug. 07, 1981
Applicant:
Inventor:
Erich Cohnen, Hamburg, DE;
Assignee:
Beiersdorf Aktiengesellschaft, Hamburg, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
424272 ; 548143 ;
Abstract
A compound of the formula ##STR1## wherein R is a straight or branched chain alkyl group having 1 to 17 carbon atoms or a cycloalkyl group having 3 to 6 carbon atoms; as well as the physiologically acceptable acid addition salts thereof. A method of production of the compounds, pharmaceutical compositions containing them, and methods of use are also disclosed. The compounds of the present invention are useful in the treatment of angina pectoris, hypertension, and certain forms of arrhythmia.