Patents

L’Oréal Patents Skin Brightening Composition with Thiopyridinone Compound

Catherine Chiou, Hungta Lin, Mariko Hasebe, Nicholas David Stebbins and Ritesh Kumar Sinha are credited for their work on the formulation.

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By: Christine Esposito

Editor-in-Chief

US Patent No. 12,491,146 B1: L’Oréal patented a cosmetic composition that contains mercaptonicotinoyl glycine; one or more acyl glycinate surfactants; one or more salts providing divalent cations having a charge density of about 40 to about 200 C/mm3 and a water solubility of at least 400 g/L; one or more anionic polymers; glycerin; water; and one or more thiosulfate and/or bisulfite reducing agents. The work is credited to Catherine Chiou, Hungta Lin, Mariko Hasebe, Nicholas David Ste...

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