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:
Sep. 08, 1992
Filed:
Oct. 12, 1990
Applicant:
Inventors:
Alexander Aumueller, Deidesheim, DE;
Hubert Trauth, Dudenhofen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546193 ; 546194 ; 546142 ; 546223 ;
Abstract
Cyclic amides of the general formula I ##STR1## where A is a group of the formula ##STR2## where in each case the left-hand free bond is linked to the amide nitrogen and the right-hand free bond, depending on the group, is a single or double bond, and where R.sup.7 to R.sup.12 are hydrogen, C.sub.1 -C.sub.4 -alkyl or phenyl, and R.sup.13 is one of the radicals R.sup.7 to R.sup.12 or hydroxyl,