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. 31, 1977
Filed:
Jun. 04, 1975
Applicant:
Inventors:
Volkhard Austel, Biberach an der Riss, DT;
Eberhard Kutter, Biberach an der Riss, DT;
Joachim Heider, Warthausen-Oberhofen, DT;
Wolfgang Eberlein, Biberach-Mettenberg, DT;
Rudolf Kadatz, Biberach an der Riss, DT;
Willi Diederen, Rissegg, DT;
Assignee:
Boehringer Ingelheim GmbH, Ingelheim am Rhein, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2602 / ; 2602 / ; 2602 / ; 2602 / ; 424250 ; 4242485 ; 42424852 ; 42424856 ; 42424857 ; 42424858 ; 4242484 ;
Abstract
Compounds of the formula ##STR1## wherein R.sub.1 is hydrogen, trifluoromethyl, alkyl of 1 to 5 carbon atoms, mercapto, lower alkyl-mercapto, phenyl, fluoro-phenyl, tolyl, hydroxy-phenyl, methylmercapto-phenyl, methylsulfinyl-phenyl, methylsulfonyl-phenyl, dimethylamino-phenyl, or mono-, di- or tri-methoxy-substituted phenyl;