Patents

Leave-on Hair Treatment Patented by L’Oréal

US Patent No. 12,042,550 B2 awarded to the beauty giant this week.

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By: Christine Esposito

Editor-in-Chief

US Patent No. 12,042,550 B2 (Kazumitsu Kawakami  Shui Zou, Aakash Jagat Parekh, Liliana Xavier, Olivia Isard); L’Oréal, Paris, patented a leave-on hair treatment that is comprised of water; one or more polyols chosen from glycerin, ethylene glycol, propylene glycol, butylene glycol, hexylene glycol, pentylene glycol, diethylene glycol, dipropylene glycol, and 1,3 propanediol; one or more oils comprised of hydrocarbon oils chosen from isododecane, C3-C14 isoalkanes, and combinations thereof; sili...

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