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. 13, 1998
Filed:
Jun. 05, 1995
Axel Kleemann, Hanau, DE;
Robert John Searle, Sittingbourne, GB;
American Cyanamid Company, Parsippany, NJ (US);
Abstract
Herbicidal picolinamide derivatives are provided having the formula I ##STR1## which Z represents an oxygen or sulphur atom, R.sup.1 and R.sup.2 each independently represents a hydrogen atom or an optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkylalkyl, aryl, aralkyl, alkaryl, hydroxy, alkoxy, alkenyloxy, alkynyloxy, alkylcarbonyl, amino, mono- or di-alkylamino, alkoxycarbonylamino, arylamino, arylalkylamino or dialkylcarbamoyl group, or together represent an alkylene chain which is optionally interrupted by an oxygen, or sulphur atom or by a group --NR-- in which R represents a hydrogen atom or an alkyl group, R.sup.3 independently represents a halogen atom or an alkyl or haloalkyl group, R.sup.4, R.sup.5 and R.sup.6 each independently represents a hydrogen or halogen atom, an optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkylalkyl, aryl, aralkyl, alkaryl, alkoxy, amino, mono- or di-alkylamino, alkoxycarbonylamino, arylamino, dialkylcarbamoyl, acyl or acylamido group or a cyano group, with the proviso that R.sup.5 and R.sup.6 do not represent an acyl, acylamido or cyano group, and n represents 0, 1, 2 or 3.