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. 23, 1991
Filed:
Jan. 09, 1990
Applicant:
Inventors:
Reiner Kober, Fussgoenheim, DE;
Rainer Seele, Fussgoenheim, DE;
Hans-Juergen Neubauer, Muenster-Hiltrup, DE;
Thomas Saupe, Sandhausen, DE;
Bruno Wuerzer, Otterstadt, DE;
Norbert Meyer, Ladenburg, DE;
Karl-Otto Westphalen, Speyer, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ; C07D / ;
U.S. Cl.
CPC ...
71 90 ; 549 61 ; 549 62 ; 549 63 ; 549 64 ; 549 71 ; 549 72 ;
Abstract
Thiophene-2-carboxylic acid derivatives of the general formula I ##STR1## where R.sup.1 to R.sup.3 are each hydrogen, halogen, branched or straight-chain C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.8 -alkoxy, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -haloalkoxy, nitro, cyano, unsubstituted phenyl or phenyl which is mono- to trisubstituted by C.sub.1 -C.sub.4 -alkyl, halogen, C.sub.1 -C.sub.5 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy or C.sub.1 -C.sub.5 -haloalkoxy;