ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,472,138, issued on Nov. 18, was assigned to THE BOOTS COMPANY PLC (Nottingham, Great Britain).
"Cosmetic O/W mascara compositions comprising polyurethane resin" was invented by Emma Billinger (Nottingham, Great Britain) and Paul James Tomlinson (Derby, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to the present invention there is provided a stable, fluid, tubing mascara composition in the form of an oil-in-water emulsion comprising: (i) at least 9% by weight of the total composition of one or more film-forming aliphatic polyurethane resins; and (ii) one or more waxes; wherein the ratio of total aliphatic polyurethane resin conc...