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(11)

EP 4 539 691 A1

(12)

(43) Date of publication: 23.04.2025 Bulletin 2025/17 (21) Application number: 23732566.7 (22) Date of filing: 14.06.2023

(51) International Patent Classification (IPC):  A24F 40/51(2020.01) A24F 40/00(2020.01) A24F 40/53(2020.01) (52) Cooperative Patent Classification (CPC): A24F 40/42; A24F 40/46; A24F 40/10 (86) International application number: PCT/EP2023/065935 (87) International publication number: WO 2023/242255 (21.12.2023 Gazette 2023/51)

(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: 17.06.2022 EP 22179545 (71) Applicant: Philip Morris Products S.A. 2000 Neuchâtel (CH)	(72) Inventor: MALAFRONTE, Elena 20121 Milano (IT) (74) Representative: Abitz & Partner  Postfach 86 01 09 81628 München 81628 München (DE)