ALEXANDRIA, Va., March 5 -- United States Patent no. 12,239,205, issued on March 4, was assigned to L'Oreal (Paris).

"Systems, devices, and methods including a mixing element for temporarily mixing immiscible components of a multi-phase composition" was invented by Simon Nicolas Dutton (Basking Ridge, N.J.) and Michael Robinson (Brooklyn, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multi-phase cosmetic composition mixing pack for mixing immiscible components of a multi-phase cosmetic composition such that they are temporarily miscible includes a container for holding the multi-phase cosmetic composition that has a first open end and a container central axis, and a mixing element disposed within the...