ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,433,290, issued on Oct. 7, was assigned to LAMBERTI SPA (Albizzate, Italy).
"Non-aqueous drift control suspensions" was invented by Serena Gazzo (Carnago, Italy), Gianfranco Paganini (Conroe, Texas), Lorenzo Giardini (Genoa, Italy), Giovanni Floridi (Novara, Italy) and Giuseppe Li Bassi (Gavirate, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "Non-aqueous suspensions of water-soluble polymers may comprise water-soluble polymers selected among polysaccharides, derivatives of polysaccharides, and mixtures thereof and may further comprise a carrier fluid, an emulsifier, and a suspending agent. The suspending agent may be obtained by polymerization of:...