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(11)

EP 4 216 758 A1

(12)

(43) Date of publication: 02.08.2023 Bulletin 2023/31 (21) Application number: 21773245.2 (22) Date of filing: 31.08.2021

(51) International Patent Classification (IPC):  A46B 11/00(2006.01) A46B 15/00(2006.01) A61N 1/32(2006.01) A61B 90/96(2016.01) A46B 5/00(2006.01) A45D 24/06(2006.01) A61N 5/06(2006.01) A46B 11/06(2006.01) A61B 90/98(2016.01) B05B 17/06(2006.01) A45D 19/02(2006.01) A45D 24/22(2006.01) (52) Cooperative Patent Classification (CPC): A61N 5/0617; A46B 5/0041; A46B 11/0006; A46B 11/0062; A46B 11/0065; B05B 17/0607; A61N 2005/0633; A61N 2005/0659; A61N 2005/0652; A61N 2005/0634; A61N 2005/0654; A61N 2005/0661; A61N 2005/0644; A61N 5/067; A61N 2005/0662; A61B 2090/065; A61B 90/96; A61B 90/98; A45D 19/02; A45D 19/026; A46B 2200/1006; A46B 2200/104; A46B 15/0034; B05B 1/205; B05B 17/0646; B05B 17/0669; B05B 12/122; B05B 1/28 (86) International application number: PCT/US2021/048413 (87) International publication number: WO 2022/066374 (31.03.2022 Gazette 2022/13)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 28.09.2020 US 202017035026 18.11.2020 FR 2011808 (71) Applicants: L'OREAL 75008 Paris (FR) Kosecoff, David San Francisco, CA 94105 (US) AL	(72) Inventor: KOSECOFF, David San Francisco, California 94105 (US) (74) Representative: Casalonga  Casalonga & Partners Bayerstraße 71/73 80335 München 80335 München (DE)