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. 13, 1976
Filed:
Aug. 15, 1974
Applicant:
Inventors:
Wolfhard Engel, Biberach an der Riss, DT;
Helmut Teufel, Biberach an der Riss, DT;
Ernst Seeger, Biberach an der Riss, DT;
Gunther Engelhardt, Biberach an der Riss, DT;
Assignee:
Boehringer Ingelheim GmbH, Ingelheim am Rhine, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
2606 / ; 2602 / ; 2602 / ; 260389 ; 260408 ; 260469 ; 2604 / ; 2604 / ; 2605 / ; 260546 ; 2606 / ; 2606 / ; 2601 / ; 424266 ; 424308 ; 424311 ; 424312 ; 424345 ; 2605 / ;
Abstract
Compounds of the formula formula ##EQU1## wherein R.sub.1 is chlorine or fluorine, and R.sub.2 is hydrogen, alkanoyl of 1 to 10 carbon atoms, benzoyl, nicotinoyl or isonicotinoyl, Or, when R.sub.2 contains a basic nitrogen atom, a non-toxic, pharmacologically acceptable salt thereof formed with an inorganic or organic acid; the compounds as well as the salts are useful as antiphlogistics.