ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,708,598, issued on Aug. 18, was assigned to L'OREAL (Paris).
"Composition for caring for a keratin material" was invented by Mei Zhang (Shanghai) and Qingsheng Tao (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "A transparent anhydrous composition for caring for a keratin material comprises: a) at least one acetylated hyaluronic acid or its salt; and b) propylene glycol. And a non-therapeutic process for caring for a keratin material comprises applying the composition onto the keratin material."
The patent was filed on Nov. 20, 2020, under Application No. 18/251,973.
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