ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,211, issued on Dec. 30, was assigned to HENKEL AG & Co. KGAA (Duesseldorf, Germany).
"Silicone-free biphasic hair restorative" was invented by Christa Hartwich (Elmshorn, Germany) and Christin Von Borstel (Drochtersen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hair treatment composition is in the form of a two-phase system having two separate, optically detectable continuous phases with a common horizontal phase boundary, and comprises a water phase (I) and an oil phase (II), wherein the oil phase (II) is a mixture of: i) at least one isoparaffin having 9 to 17 carbon atoms, ii) at least two different mono- and/or diesters of linear o...