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. 27, 1992
Filed:
Dec. 18, 1990
Applicant:
Inventors:
Klaus Goler, Bergisch Gladbach, DE;
Wolf Grimminger, Bergisch Gladbach, DE;
Karl P Odenthal, Grevenbroich, DE;
Pierre Potier, Paris, FR;
Assignee:
Madaus AG, Cologne, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546 41 ; 546 49 ; 546 70 ;
Abstract
Compounds of the formula ##STR1## wherein R.sub.1 to R.sub.8, which may be identical to or different from each other, have diverse meanings, and the dotted line between the carbon atoms in the 4- and 4a- position or the 4a- and 5-position or the 42- and 12a position may be a single or double bond, or pharmaceutically acceptable salts thereof, as well as a process for the preparation of these compounds, and pharmaceutical compositions containing these compounds. The compounds and their salts are useful for the treatment of heart-circulation disorders.