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:
Mar. 25, 1997
Filed:
Feb. 07, 1995
Applicant:
Inventors:
Walter L osel, Gau-Algesheim, DE;
Otto Roos, Schwabenheim, DE;
Gerd Schorrenberg, Gau-Algesheim, DE;
Helmut Ensinger, Wackernheim, DE;
Richard Reichl, Gau-Algesheim, DE;
Assignee:
Boehringer Ingelheim GmbH, Ingelheim am Rhein, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
5142332 ; 514247 ; 544115 ; 544233 ; 546 94 ;
Abstract
The invention relates to new 12-amino-pyridazino-[4',5':3,4]-pyrrolo[2,1-a]isoquinolines of general formula (I) ##STR1## wherein --NR.sub.1 R.sub.2 represents an amino or substituted amino group, and acid addition salts thereof. The new active substances have potential use in pharmaceutical compositions for treating cardiac insufficiency and cerebral metabolic disorders.