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:
Jul. 27, 1982
Filed:
Jul. 06, 1981
Applicant:
Inventors:
Anton Mentrup, Mainz-Kastel, DE;
Kurt Schromm, Ingelheim, DE;
Ernst-Otto Renth, Ingelheim, DE;
Wolfgang Hoefke, Wiesbaden, DE;
Wolfram Gaida, Ingelheim, DE;
Ilse Streller, Stromberg, DE;
Armin Fugner, Gau-Algesheim, DE;
Assignee:
C. H. Boehringer Sohn, Ingelheim, DE;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
4242485 ; 42424852 ; 42424854 ; 42424855 ; 42424856 ; 544 92 ; 544 95 ;
Abstract
The invention relates to compounds of general formula I ##STR1## (wherein R.sub.1 and R.sub.2, which may be the same or different, each represents a hydrogen atom or a (C.sub.1 -C.sub.4) alkyl group;