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EP 4 543 409 A1

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(43) Date of publication: 30.04.2025 Bulletin 2025/18 (21) Application number: 23738926.7 (22) Date of filing: 16.06.2023

(51) International Patent Classification (IPC):  A61K 8/49(2006.01) A61K 8/362(2006.01) A61K 8/55(2006.01) A61Q 17/04(2006.01) A61K 8/36(2006.01) A61K 8/44(2006.01) A61Q 19/02(2006.01) A61Q 19/08(2006.01) (52) Cooperative Patent Classification (CPC): A61K 8/4933; A61K 2800/522; A61Q 19/08; A61Q 19/02; A61Q 17/04; A61K 8/36; A61K 8/4926 (86) International application number: PCT/JP2023/023443 (87) International publication number: WO 2023/249122 (28.12.2023 Gazette 2023/52)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 21.06.2022 JP 2022099659 21.06.2022 WO PCT/CN2022/100264 21.07.2022 FR 2207500 22.07.2022 FR 2207528 (71) Applicants: L'OREAL 75008 Paris (FR) AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR  Saito, Makoto Kawasaki-shi, Kanagawa 213-0012 (JP) AL  Tachon, Romain Kawasaki-shi, Kanagawa, 213-0012 (JP) AL  Bromberger, Noemie Kawasaki-shi, Kanagawa 2130012 (JP) AL  Luo, Yuan Kawasaki-shi, Kanagawa 2130012 (JP) AL  Suzuki, Jun Kawasaki-shi, Kanagawa 213-0012 (JP) AL  Weng, Xiaomin Shanghai 201206 (CN) AL  Chang, Ning Shanghai, 201206 (CN) AL  Chen, Huiqin Shanghai 201206 (CN) AL

(72) Inventors: SAITO Makoto Kawasaki-shi, Kanagawa 2130012 (JP) TACHON Romain Kawasaki-shi, Kanagawa 2130012 (JP) BROMBERGER Noemie Kawasaki-shi, Kanagawa 2130012 (JP) LUO Yuan Kawasaki-shi, Kanagawa 2130012 (JP) SUZUKI Jun Kawasaki-shi, Kanagawa 2130012 (JP) WENG Xiaomin Shanghai (CN) CHANG Ning Shanghai (CN) CHEN Huiqin Shanghai (CN) (74) Representative: Casalonga  Casalonga & Partners Bayerstraße 71/73 80335 München 80335 München (DE)