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:
Oct. 01, 1996
Filed:
Aug. 19, 1994
Applicant:
Inventors:
Helmut Hagen, Frankenthal, DE;
Gerhard Nilz, Dannstadt-Schauernheim, DE;
Helmut Walter, Obrigheim, DE;
Andreas Landes, Limburgerhof, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ;
U.S. Cl.
CPC ...
504130 ; 504244 ; 504289 ; 504294 ; 504245 ;
Abstract
Pyrido-fused 4-oxo-4H-benzopyrans I ##STR1## (m=0, 1 or 2; R.sup.1, R.sup.6 and R.sup.7 have the meanings stated in the description) and the salts of I, and herbicides which contain 2-(4-hetaryloxy)- and 2-(4-aryloxy)-phenoxyacetic acid derivatives or cyclohexenone derivatives as herbicidal active ingredients and pyrido-fused 4-oxo-4H-benzopyrans I' as antidotes.