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. 28, 1995
Filed:
Feb. 01, 1993
Kumiai Chemical Industry Co., Ltd., Tokyo, JP;
Ihara Chemical Industry Co., Ltd., Tokyo, JP;
Abstract
The present invention provides a herbicidal composition containing a novel pyrimidine derivative having the formula (1), ##STR1## wherein R.sup.1 is a trifluoromethanesulfonyioxy group, an ethenyl group which may be substituted, or an ethynyl group which may be substituted; R.sup.2 is a hydrogen atom, an alkyl group, 2-trimethylsilyl ethyl group; R.sup.3 and R.sup.4 are the same or different, and are a methoxy group or a halogen atom; X is an oxygen atom or a sulfur atom; and Z is a methine group; or its salt, as an active ingredient. The pyrimidine derivative of the present invention exhibits an excellent herbicidal effect against noxious weeds which grow in paddy fields, upland fields and non-agricultural fields.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile