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:
Dec. 01, 1981
Filed:
Jun. 27, 1981
Isao Chiyomaru, Shimizu, JP;
Hidetoshi Sugiyama, Shimizu, JP;
Koyata Niita, Fujieda, JP;
Kunihiko Fujimori, Shimizu, JP;
Tadayoshi Hirano, Shizuoka, JP;
Osamu Tada, Shizuoka, JP;
Kumiai Chemical Industry Co., Ltd., Tokyo, JP;
Abstract
Organic phosphoric acid ester derivatives represented by the formula (I): ##STR1## wherein R and R', which may be the same or different, each represents an alkyl group, and A represents a group of atoms necessary to complete together with the two carbon atoms to which they are attached, a 6-membered heterocyclic group containing an oxygen atom as a heteroatom; a process for preparing the same and insecticidal, miticidal or nematocidal compositions containing the same as an active ingredient are disclosed; the compositions exhibit a high ability to control insect pests, mites, nematodes and unhygienic insects harmful to agricultural and horticultural crops.