ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,437, issued on April 7, was assigned to ECOLAB USA INC. (Saint Paul, Minn.).
"Cationic nonionic blends for cleaning oily soils" was invented by Kaustav Ghosh (Saint Paul, Minn.), Olivia Neville (Saint Paul, Minn.), Lauren Michelle Hunker (Saint Paul, Minn.) and Emily Chen (Saint Paul, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Laundry detergent compositions that are neutral detergent containing a cationic amine surfactant in combination with nonionic surfactants are disclosed. The compositions beneficially remove difficult to treat soils, including food and industrial oils on polyester, cotton and polycotton blends, as part of a two-part c...