ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,100, issued on Sept. 30, was assigned to DR. J SKINCLINIC INC. (Cerritos, Calif.) and PHARMARESEARCH Co. LTD. (Gangneung-si, South Korea).

"Topical composition comprising retinol and PDRN and use of same" was invented by Youngmin Choi (Cerritos, Calif.), Sung Eun Lee (Gangneung-si, South Korea), Jonghwan Kim (Gangneung-si, South Korea) and Sujong Kim (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Skin care compositions and methods are provided. In some embodiments, the skin care compositions include retinol and polydeoxyribonucleotide (PDRN). In certain embodiments, methods of using the aforementioned skin care compositions ...