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:
Feb. 25, 1992
Filed:
Dec. 07, 1989
Nobuo Onodera, Hiratsuka, JP;
Shinzo Someya, Tokorozawa, JP;
Seigo Koura, Nerima, JP;
Shigenori Segami, Tokorozawa, JP;
Agro-kanesho Co., Ltd., Tokyo, JP;
Abstract
A herbicide exhibiting high herbicidal activity against a variety of weeds and being highly safe for useful crops can be obtained through the use of a heterocyclic compound represented by the following general formula (I): ##STR1## wherein R represents a group represented by the following formula: ##STR2## X represents an oxygen atom or a sulfur atom; R.sup.1 represents a halogen atom or a lower alkyl group; R.sup.2 represents a hydrogen atom or a methyl group; R.sup.3 represents a halogen atom, a lower alkyl group, a lower haloalkyl group, a lower alkoxy group, a lower alkylthio group, a cyano group or --COOR.sup.4 (R.sup.4 is a lower alkyl group, a lower alkoxyalkyl group or a tetrahydrofurfuryl group); m is 0, 1 or 2 and n is 0, 1, 2 or 3.