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:
Mar. 30, 1993
Filed:
Jan. 25, 1989
Kenji Hirai, Kanagawa, JP;
Atsuko Fujita, Chiba, JP;
Hiroshi Sato, Chiba, JP;
Hiroaki Hirose, Chiba, JP;
Masahiro Yokota, Chiba, JP;
Shoin Nagato, Tokyo, JP;
Sagami Chemical Research Center, Tokyo, JP;
Chisso Corporation, Osaka, JP;
Kaken Pharmaceutical Co., Ltd., Tokyo, JP;
Abstract
A benzoxazinone compound represented by the formula (I): ##STR1## wherein R.sup.1 represents a hydrogen atom or an alkyl group, and R.sup.2 represents a hydrogen atom, an alkyl group, a cyanoalkyl group, an alkenyl group, an alkynyl group or an aralkyl group; a process for preparing the same; and a herbicidal composition comprising the benzoxazinone compound as an active component are disclosed. The above benzoxazinone compounds exhibit a high selectivity for useful crop plants and a strong herbicidal activity with respect to various noxious weeds.