Patents by Inventor John Hawtree

John Hawtree 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).

  • Synergistic herbicidal combination
    Patent number: 5952265
    Abstract: Control of weeds in a rice crop is obtained by applying to the crop, the weeds, or the locus of either or both, a herbicidal composition containing molinate and acetochlor in a weight ratio of from about 250:1.5 to about 5:1.
    Type: Grant
    Filed: September 2, 1998
    Date of Patent: September 14, 1999
    Assignee: Zeneca Limited
    Inventors: Richard Lynn Franz, John Hawtree, Khosro Khodayari