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.

Date of Patent:
Aug. 28, 1984

Filed:

Dec. 15, 1982
Applicant:
Inventors:

Tetsuo Takematsu, Utsunomiya, JP;

Makoto Konnai, Utsunomiya, JP;

Hiroyoshi Omokawa, Utsunomiya, JP;

Koichi Yoneyama, Utsunomiya, JP;

Kazuyuki Ushinohama, Machida, JP;

Seiichi Suzuki, Machida, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ; A01N / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
71 88 ; 71 95 ; 549552 ; 546268 ;
Abstract

An N-(2,3-epoxypropylene)-N-aralkylsulfonamide of formula (I): ##STR1## wherein R.sup.1 is an alkyl group, a haloalkyl group, an aralkyl group or an aryl group which may be substituted, R.sup.2 and R.sup.3, independently of each other, are a hydrogen atom or an alkyl group, R.sup.4 and R.sup.4', independently of each other, are a hydrogen atom, an alkyl group, an alkoxy group or a halogen atom, R.sup.5, R.sup.6 and R.sup.7, independently of each other, are a hydrogen atom, an alkyl group, a haloalkyl group or an aryl group, and n is 0 or 1. The novel compounds have excellent herbicidal effect based on the physiological selectivity between rice plant and weeds, and have low phytotoxicity against rice plant.


Find Patent Forward Citations

Takematsu, Tetsuo. (1984). N-(2,3-epoxypropylene)-n-aralkylsulfonamide and herbicidal compositions (U.S. Patent No. 4468245). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4468245

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