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EP 4 262 455 A1

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(43) Date of publication: 25.10.2023 Bulletin 2023/43 (21) Application number: 21839829.5 (22) Date of filing: 10.12.2021

(51) International Patent Classification (IPC):  A24F 40/40(2020.01) A24F 40/485(2020.01) A24F 40/465(2020.01) A24D 1/20(2020.01) (52) Cooperative Patent Classification (CPC): A24F 40/485; A24F 40/20; A24D 1/20 (86) International application number: PCT/EP2021/085322 (87) International publication number: WO 2022/128827 (23.06.2022 Gazette 2022/25)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 17.12.2020 EP 20215117 (71) Applicant: Philip Morris Products S.A. 2000 Neuchâtel (CH)

(72) Inventors: BATISTA, Rui Nuno Rodrigues Alves 2000 Neuchâtel (CH) CALI, Ricardo 68163 Mannheim (DE) OLIANA, Valerio 1007 Lausanne (CH) SEREDA, Alexandra 2000 Neuchâtel (CH) BONGIOVANNI, Gianluca 2000 Neuchâtel (CH) BEDASSO, Bekele Alemu 2000 Neuchâtel (CH) (74) Representative: Williams, Andrew Richard  Reddie & Grose LLP The White Chapel Building 10 Whitechapel High Street London E1 8QS London E1 8QS (GB)