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:
Nov. 06, 1990
Filed:
Apr. 14, 1989
Applicant:
Inventors:
Peter Morsdorf, Langenzenn, DE;
Rolf Herter, Schwabach, DE;
Heidrun Engler, Cadolzburg, DE;
Volker Pfahlert, Munich, DE;
Reinhold Weidner, Nuremberg, DE;
Kurt H Ahrens, Nuremberg, DE;
Assignee:
Heumann Pharma GmbH & Co., Nuremberg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514252 ; 540575 ; 544238 ; 514218 ;
Abstract
New 6-oxo-pyridazine derivatives corresponding to the general formula I ##STR1## which represent new, positive inotropic compounds having a higher and more selective inotropy-increasing activity are described. A process of preparation and the medical use of these substances or of a medicament containing these substances are also described.