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EP 4 554 686 A1

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(43) Date of publication: 21.05.2025 Bulletin 2025/21 (21) Application number: 23733006.3 (22) Date of filing: 26.06.2023

(51) International Patent Classification (IPC):  A61Q 11/00(2006.01) A61K 8/19(2006.01) A61K 8/44(2006.01) A61K 8/24(2006.01) (52) Cooperative Patent Classification (CPC): A61Q 11/00; A61K 8/19; A61K 8/24; A61K 8/44; A61K 8/442 (86) International application number: PCT/EP2023/067224 (87) International publication number: WO 2024/012854 (18.01.2024 Gazette 2024/03)

(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: 13.07.2022 WO PCT/CN2022/105438 15.08.2022 EP 22190347 (71) Applicants: Unilever IP Holdings B.V. 3013 AL Rotterdam (NL) AL AT BE BG CH CZ DK EE ES FI FR GR HR HU IS LI LT LU LV MC ME MK NL NO PL PT RO SE SI SK SM  Unilever Global IP Limited Wirral, Merseyside CH62 4ZD (GB) CY DE GB IE IT MT RS TR

(72) Inventors: LIU, Weining 6708 WH Wageningen (NL) WANG, Xiaohong 6708 WH Wageningen (NL) (74) Representative: Tansley, Sally Elizabeth  Unilever Patent Group Bronland 14 6708 WH Wageningen 6708 WH Wageningen (NL)