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, 1993
Filed:
May. 28, 1992
Applicant:
Inventors:
Fritz-Frieder Frickel, Mountain Lakes, NJ (US);
Thomas Kuekenhoehner, Frankenthal, DE;
Beatrice Rendenbach-Mueller, Waldsee, DE;
Harald Weifenbach, Ludwigshafen, DE;
Hans-Juergen Teschendorf, Dudenhofen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; A61K / ;
U.S. Cl.
CPC ...
514363 ; 514378 ; 514406 ; 548136 ; 548247 ; 5483644 ;
Abstract
An alkoxycoumarin substituted by a heterocyclic radical, or the formula ##STR1## R.sup.1 and R.sup.2 independently of one another are each hydrogen, C.sub.1 -C.sub.5 -alkyl, trifluoromethyl, phenyl or halogen, or together form a C.sub.3 -C.sub.5 -alkylene chain, R.sup.3 is C.sub.1 -C.sub.5 -alkyl or halogen, n is an integer of from 0 to 3, R.sup.4 is hydrogen or C.sub.1 -C.sub.4 -alkyl and Het is one of the following heterocyclic radicals: ##STR2##