US Patent Issued to CORTEVA AGRISCIENCE on July 1 for "Amine and amine oxide surfactants for controlling herbicide spray drift" (Indiana, North Carolina Inventors)

ALEXANDRIA, Va., July 3 -- United States Patent no. 12,342,813, issued on July 1, was assigned to CORTEVA AGRISCIENCE LLC (Indianapolis).

"Amine and amine oxide surfactants for controlling herbicide spray drift" was invented by Brandon Matthew Downer (Lebanon, Ind.), Mei Li (Westfield, Ind.), Lei Liu (Carmel, Ind.), Kuide Qin (Chapel Hill, N.C.), Holger Tank (Indianapolis), Stephen L. Wilson (Zionsville, Ind.) and Hong Zhang (Carmel, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Spray drift during the application of an aqueous mixture of glyphosate and an auxinic herbicide is reduced by incorporating certain tertiary amine or tertiary amine oxide surfactants into the aqueous solution or mixture to be s...