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EP 4 770 463 A1

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(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24762714.4 (22) Date of filing: 03.09.2024

(51) International Patent Classification (IPC):  A24B 13/00(2006.01) A24B 15/30(2006.01) A24B 15/16(2020.01) A24B 13/02(2006.01) A24D 1/20(2020.01) (52) Cooperative Patent Classification (CPC): A24B 15/302; A24D 1/20; A24B 15/16; A24B 13/02 (86) International application number: PCT/EP2024/074587 (87) International publication number: WO 2025/046151 (06.03.2025 Gazette 2025/10)

(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 (30) Priority: 01.09.2023 EP 23386082 (71) Applicant: Philip Morris Products S.A. 2000 Neuchâtel (CH)	(72) Inventors: CAPELLI, Sébastien 2000 Neuchâtel (CH) VASSILIOU, Alexandros Vassilios 2000 Neuchâtel (CH) (74) Representative: Reddie & Grose LLP  The White Chapel Building 10 Whitechapel High Street London E1 8QS London E1 8QS (GB)