(19)

(11)

EP 4 440 345 A1

(12)

(43) Date of publication: 09.10.2024 Bulletin 2024/41 (21) Application number: 22823051.2 (22) Date of filing: 29.11.2022

(51) International Patent Classification (IPC):  A24D 1/20(2020.01) A24C 5/01(2020.01) A24D 1/02(2006.01) (52) Cooperative Patent Classification (CPC): A24D 1/20; A24D 1/02; A24C 5/01 (86) International application number: PCT/EP2022/083731 (87) International publication number: WO 2023/094707 (01.06.2023 Gazette 2023/22)

(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: 29.11.2021 EP 21211161 (71) Applicant: Philip Morris Products S.A. 2000 Neuchâtel (CH)	(72) Inventors: BESSO, Clement 2000 Neuchâtel (CH) BUEHLER, Frederic Ulysse 2000 Neuchâtel (CH) LAUENSTEIN, Stefan 2000 Neuchâtel (CH) MALAVOLTA, Massimo 40133 Bologna (IT) GIUNTA, Gabriele 40133 Bologna (IT) EUSEPI, Ivan 40133 Bologna (IT) (74) Representative: Reddie & Grose LLP  The White Chapel Building 10 Whitechapel High Street London E1 8QS London E1 8QS (GB)