ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,440,432, issued on Oct. 14, was assigned to Topix Pharmaceuticals Inc. (North Amityville, N.Y.).
"Methods and compositions for treatment of skin" was invented by Burt R. Shaffer (Lloyd Harbor, N.Y.) and Steven M. Hernandez (Blue Point, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are effective, non-irritating, skincare formulations containing an alpha hydroxy acid and urea or a urea derivative for topical application to the skin. The disclosed topical formulations provide enhanced penetration of the active ingredients to the skin for the treatment of amenable skin conditions, such as very dry skin and keratosis pilaris, as well as for i...