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:
Mar. 01, 1977
Filed:
Dec. 23, 1975
Applicant:
Inventors:
Gerhart Griss, Biberach, Riss, DT;
Wolfgang Grell, Biberach, Riss, DT;
Rudolf Hurnaus, Biberach, Riss, DT;
Robert Sauter, Laupheim, DT;
Bernhard Eisele, Biberach, Riss, DT;
Nikolaus Kaubisch, Biberach, Riss, DT;
Matyas Leitold, Biberach, Riss, DT;
Assignee:
Boehringer Ingelheim GmbH, Ingelheim am Rhein, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ;
U.S. Cl.
CPC ...
424309 ; 2602 / ; 2604 / ; 26050111 ; 260519 ; 2605 / ; 2605 / ; 2605 / ; 2605 / ; 2605 / ; 2605 / ; 2605 / ; 424263 ; 424319 ;
Abstract
Compounds of the formula ##STR1## wherein R.sub.1 is straight or branched alkyl of 1 to 6 carbon atoms, cycloalkyl of 3 to 6 carbon atoms, phenylalkyl, phenylalkenyl, pyridyl or ##STR2## where X, Y and Z are each hydrogen, halogen, alkyl of 1 to 3 carbon atoms or alkoxy of 1 to 3 carbon atoms,