Patents by Inventor Norman H. Kurihara

Norman H. Kurihara 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).

  • Herbicide antidote compounds and method of use
    Patent number: 4266964
    Abstract: Crop tolerance to thiocarbamate herbicides, such as EPTC and butylate, and to the herbicide 2-(2,-2,2-trichloroethyl)-2-(3,5-dichlorophenyl)oxirane is improved on applying to the locus of the crop at least an antidotal amount of a chloropyridine having a chloromethyl, dicloromethyl or trichloromethyl group on the ring and at least one additional ring substituent which may be Cl, NH.sub.2, CCl.sub.3, methylsulfonyl or morpholino. The herbicide and antidote compounds may be applied concurrently separately or as a composition containing both compounds in combination.
    Type: Grant
    Filed: April 30, 1979
    Date of Patent: May 12, 1981
    Assignee: The Dow Chemical Company
    Inventors: Theodore W. Holmsen, Norman H. Kurihara, Paul A. Thomas