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(11)

EP 4 798 019 A1

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(43) Date of publication: 02.09.2026 Bulletin 2026/36 (21) Application number: 24802409.3 (22) Date of filing: 24.10.2024

(51) International Patent Classification (IPC):  A46B 5/00(2006.01) A46B 15/00(2006.01) A46B 13/02(2006.01) (52) Cooperative Patent Classification (CPC): A46B 5/0095; A46B 13/023; A46B 15/0034; A46B 15/0036; A46B 15/0044; A46B 2200/1066; A61C 17/22; A61B 5/0075; A61N 2005/0644; A61B 5/0088; A61C 17/3481; A61N 2005/0606 (86) International application number: PCT/US2024/052730 (87) International publication number: WO 2025/090711 (01.05.2025 Gazette 2025/18)

(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: GE KH MA MD TN (30) Priority: 24.10.2023 US 202363592750 P (71) Applicant: Colgate-Palmolive Company New York, NY 10022 (US)	(72) Inventor: WU, Donghui Bridgewater, New Jersey 08807 (US) (74) Representative: Schicker, Silvia  Wuesthoff & Wuesthoff Patentanwälte und Rechtsanwalt PartG mbB Schweigerstraße 2 81541 München 81541 München (DE)