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:
Sep. 03, 1985
Filed:
Sep. 14, 1983
Applicant:
Inventors:
Anton Mentrup, Mainz-Kastel, DE;
Ernst-Otto Renth, Ingelheim am Rhein, DE;
Kurt Schromm, Ingelheim am Rhein, DE;
Wolfgang Hoefke, Wiesbaden, DE;
Wolfram Gaida, Ingelheim am Rhein, DE;
Assignee:
Boehringer Ingelheim KG, Inglheim am Rhein, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514260 ; 544230 ; 544250 ; 544291 ; 544293 ; 546 15 ; 546209 ; 546217 ; 546224 ; 548216 ; 548227 ;
Abstract
Compounds of the formula ##STR1## wherein R.sub.1 and R.sub.2, which may be identical to or different from each other, are each independently hydrogen, straight or branched alkyl of 1 to 8 carbon atoms or arylmethyl; or