ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,304, issued on Jan. 27, was assigned to Stream2Sea LLC (Wauchula, Fla.).
"Waterproof mineral sunscreen compositions" was invented by Autumn Blum (Wauchula, Fla.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present application pertains to a sunscreen comprising an emulsion such as a water in oil emulsion. The emulsion comprises: an oil phase comprising from about 15 to about 25% zinc oxide, polyhydroxystearic acid, and a mixture comprising one or more esters; and an aqueous phase comprising water, a salt, glycerol, an aloe compound, and Curcuma longa root. Advantageously, the sunscreens described here may surprisingly and unexpectedly exhibit a...