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:
May. 15, 1990
Filed:
Feb. 24, 1988
Applicant:
Inventors:
Alfred Mertens, Schriesheim, DE;
Wolfgang von der Saal, Weinheim, DE;
Lothar Kling, Mannheim, DE;
Bernd Muller-Beckmann, Grunstadt, DE;
Assignee:
Boehringer Mannheim GmbH, Mannheim, DE;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514254 ; 514183 ; 5142222 ; 5142268 ; 5142278 ; 5142292 ; 5142315 ; 514241 ; 514242 ; 514339 ; 544-3 ; 544 53 ; 544 56 ; 544 63 ; 544 66 ; 544 67 ; 544 88 ; 544 98 ; 544111 ; 544179 ; 544180 ; 544182 ; 544230 ; 544238 ; 546373 ; 564148 ;
Abstract
Gem 3 dialkyl or spiro 4 aryl or heteroaryl 5 heterocyclic 3 H indoles and their pharmaceutically acceptable salts are prepared. They are useful for reducing blood pressure producing a positive inotropic action influencing thrombocyte aggregation and improving microcirculation. Hydrazinophenyl heterocyclic intermeidates are also disclosed.