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:
Jan. 23, 1979
Filed:
Sep. 22, 1977
Applicant:
Inventors:
Rainer Haeckel, Hanover, DE;
Michael Oellerich, Hanover, DE;
Ruth Heerdt, Mannheim-Feudenheim, DE;
Manfred Hubner, Ludwigshafen am Rhein, DE;
Hans Kuhnle, Mannheim-Neuostheim, DE;
Assignee:
Boehringer Mannheim GmbH, Mannheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ;
U.S. Cl.
CPC ...
424319 ; 2603 / ; 2605 / ; 2605 / ; 560 34 ; 560142 ; 424282 ; 424311 ; 424324 ; 562439 ;
Abstract
A 2-hydrazono-propionic acid derivative of the formula ##STR1## wherein R.sub.1 and R.sub.2, each independently is hydrogen, halogen, trifluoromethyl, alkyl, hydroxyl, acyloxy or alkoxy or together are methylenedioxy, and