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.

Date of Patent:
Nov. 27, 1979

Filed:

Jul. 17, 1978
Applicant:
Inventors:

Volkhard Austel, Biberach, DE;

Eberhard Kutter, Biberach, DE;

Joachim Heider, Warthausen, DE;

Wolfgang Eberlein, Biberach, DE;

Walter Kobinger, Vienna, AT;

Christian Lillie, Vienna, AT;

Willi Diederen, Biberach, DE;

Walter Haarmann, Biberach, DE;

Assignee:

Boehringer Ingelheim GmbH, Ingelheim am Rhein, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
42424852 ; 42424857 ; 424250 ; 424256 ; 544126 ; 544361 ; 546 82 ; 546142 ;
Abstract

Compounds of the formula ##STR1## wherein R.sub.1 is lower alkyl; phenyl-lower alkyl; cycloalkyl of 3 to 6 carbon atoms; phenyl; mono- or di-substituted phenyl, where the substituents, which may be identical to or different from each other, are each halogen, hydroxyl, methoxy, methylmercapto, methylsulfinyl, methylsulfonyl or benzyloxy; and


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