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:
Jan. 05, 1993
Filed:
Jun. 21, 1991
Volker Maywald, Ludwigshafen, DE;
Klaus Ditrich, Bad Durkheim, DE;
Thomas Kuekenhoehner, Frankenthal, DE;
Gerhard Hamprecht, Weiheim, DE;
Wolfgang Freund, Neustadt, DE;
Karl-Otto Westphalen, Speyer, DE;
Matthias Gerber, Mutterstadt, DE;
Helmut Walter, Obrigheim, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
Dicarboximides of the formulae Ia, Ib and Ic ##STR1## where X is oxygen or sulfur, R.sup.1 is hydrogen, halogen, cyano, alkyl, cycloalkyl, alkenyl, alkynyl, alkoxy, alkenyloxy, alkynyloxy, alkylthio, haloalkoxy, haloalkylthio, alkylsulfonyl, haloalkylsulfonyl, phenyl, phenylalkyl, phenoxy or phenylthio, a 5-membered or 6-membered saturated or aromatic heterocyclic radical containing one or two hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen, where the stated organic radicals may be further substituted, and