Patents by Inventor King Nelson

King Nelson 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).

  • Paraquat formulation
    Patent number: 12356984
    Abstract: The present invention relates to pesticidal emulsions comprising an aqueous continuous phase comprising paraquat and at least one polyvinylalcohol or polyvinylalcohol derivative; a dispersed oil phase; a pesticidal active ingredient; and at least two polymeric surfactants selected from a sorbitan ester and an ethoxylated sorbitan ester. It also relates to the use of a pesticidal emulsion to control undesired vegetation.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: July 15, 2025
    Assignee: SYNGENTA CROP PROTECTION AG
    Inventors: King Nelson, Ian David Tovey, Niall Rae Thomson, Guy Ramsay