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. 11, 2014
Filed:
Jan. 17, 2013
Kumiai Chemical Industry Co., Ltd., Tokyo, JP;
Ihara Chemical Industry Co., Ltd., Tokyo, JP;
Ryuji Tamai, Shizuoka, JP;
Minoru Ito, Shizuoka, JP;
Masami Kobayashi, Tokyo, JP;
Takashi Mitsunari, Tokyo, JP;
Yuki Nakano, Tokyo, JP;
Kumiai Chemical Industry Co., Ltd., Tokyo, JP;
Ihara Chemical Industry Co., Ltd., Tokyo, JP;
Abstract
The present invention is to provide an oxopyrazine derivative having an excellent herbicidal activity and besides exhibiting high safety for useful crops and the like, or a salt thereof, and a herbicide containing the same. The present invention relates to an oxopyrazine derivative represented by formula [I]: wherein Xrepresents an oxygen atom or a sulfur atom; Xrepresents CH or N(O); m represents an integer of 0 or 1; Rrepresents a hydrogen atom, a C-Calkyl group and the like; Rrepresents a halogen atom, a cyano group and the like; Ris a hydroxyl group, a halogen atom and the like; Arepresents C(RR); Arepresents C(RR) or C═O; Arepresents C(RR); Rto Rrepresent a hydrogen atom or an alkyl group,