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:
Dec. 15, 1992
Filed:
Feb. 15, 1991
Applicant:
Inventors:
Bernhard Hostettler, Zurich, CH;
Ludwig R Walder, Jestetten-Altenburg, DE;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ;
U.S. Cl.
CPC ...
71 94 ; 71 88 ;
Abstract
Herbicides are described which comprise herbicidally active compounds of the formula ##STR1## in which R, R.sup.1, R.sup.2 and R.sup.3 have the meanings indicated in the description, their N-oxides and the acid addition salts of the compounds I or their N-oxides, and the use of these substances and of the compositions are described. Certain novel compounds of the formula I, N-oxides and acid addition salts and their preparation are also described.