Patents by Inventor Koichi Araki

Koichi Araki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Herbicidal 2-chloro-2'-fluoroalkoxyacetanilides
    Patent number: 4659365
    Abstract: An acetanilide derivative of the following formula (I) and a herbicide containing one or more of the acetanilide derivative as the active ingredient are described. ##STR1## In the formula, R.sup.1 is a lower alkyl group; R.sup.2 is a fluorine-substituted lower alkyl group; A is ##STR2## B is an optionally substituted pyrazolyl group, an optionally substituted alkoxy group or a hydrogen atom.The acetanilide derivative and the herbicide have a selective weed killing activity to gramiveous weeds.
    Type: Grant
    Filed: August 26, 1985
    Date of Patent: April 21, 1987
    Assignee: Mitsubishi Petrochemical Co., Ltd.
    Inventors: Kazuhiko Konno, Koichi Araki, Kaoru Ikeda, Keiji Endo, Mitsuru Hikido