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. 11, 1978
Filed:
Aug. 12, 1977
Applicant:
Inventors:
Helmut Stahle, Ingelheim am Rhein, DE;
Herbert Koppe, Ingelheim am Rhein, DE;
Werner Kummer, Ingelheim am Rhein, DE;
Klaus Stockhaus, Bingen am Rhein, DE;
Wolfgang Hoefke, Budenheim, DE;
Franz Josef Kohn, Bingen am Rhein, DE;
Assignee:
Boehringer Ingelheim GmbH, Ingelheim am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
4242 / ; 548315 ; 548351 ;
Abstract
Compounds of the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3, which may be identical or different from each other, are each hydrogen, fluorine, chlorine, bromine, methyl, ethyl, methoxy, hydroxyl, trifluoromethyl or cyano; and