ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,751,447, issued on Oct. 6, was assigned to SANIPUR S.P.A. (Flero, Italy).
"Method of treating surfaces" was invented by Gianfranco Garusi (Flero, Italy), Francesco Garusi (Flero, Italy), Beatrice Fermi (Flero, Italy) and Nicola Doniselli (Flero, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of treating at least one surface includes a step of contacting the at least one surface with an aqueous solution obtained by mixing in water an aqueous formulation having at least one biosurfactant and at least one organic acid. The weight ratio between the at least one biosurfactant and the at least one organic acid is between 1:1000 and 10:1, in an a...