(19)

(11)

EP 4 823 509 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 23833352.0 (22) Date of filing: 14.12.2023

(51) International Patent Classification (IPC):  A61F 13/494(2006.01) A61F 13/49(2006.01) (52) Cooperative Patent Classification (CPC): A61F 2013/49092; A61F 13/49406; A61F 2013/4948; A61F 13/49017; A61F 13/49019 (86) International application number: PCT/EP2023/085859 (87) International publication number: WO 2025/124720 (19.06.2025 Gazette 2025/25)

(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 (71) Applicant: Essity Hygiene and Health Aktiebolag 405 03 Göteborg (SE)	(72) Inventor: HÄRSJÖ, Maria 405 03 GÖTEBORG (SE) (74) Representative: Nederlandsch Octrooibureau  P.O. Box 29720 2502 LS The Hague 2502 LS The Hague (NL)