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. 23, 1990
Filed:
Jun. 21, 1988
Applicant:
Inventor:
John G Dingwall, Nuglar, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ; C07D / ;
U.S. Cl.
CPC ...
71 92 ; 546112 ; 546115 ; 546167 ; 546278 ;
Abstract
The invention relates to novel herbicidally active compounds of formula I ##STR1## in which B represents an imidazolone of formula ##STR2## or A and B together represent a fused imidazolone of formula ##STR3## and the radicals X, R.sup.1, R.sup.2 and A in addition have the meanings given in the text and R.sup.3 represents C.sub.1 -C.sub.4 -alkyl and R.sup.4 represents a methyl or ethyl group subtituted by from 1 to 5 fluorine atoms, processes for the preparation thereof, compositions containing compounds of formula I, methods of controlling weeds, and novel intermediates for the preparation of the compounds of formula I.