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EP 4 037 506 A1

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(43) Date of publication: 10.08.2022 Bulletin 2022/32 (21) Application number: 20776168.5 (22) Date of filing: 23.09.2020

(51) International Patent Classification (IPC):  A24D 1/22(2020.01) A24F 13/02(2006.01) A24F 15/20(2006.01) A24F 13/14(2006.01) (52) Cooperative Patent Classification (CPC): A24F 42/10; A24F 42/60 (86) International application number: PCT/EP2020/076601 (87) International publication number: WO 2021/063772 (08.04.2021 Gazette 2021/14)

(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: 30.09.2019 EP 19200651 (71) Applicant: Philip Morris Products, S.A. 2000 Neuchâtel (CH)

(72) Inventors: BERNHARD, Philipp 2503 Biel/Bienn (CH) BONADEI, Antoine 2503 Biel/Bienne (CH) LANCI, Antonino 2503 Biel/Bienne (CH) LANNUCCI, Kilian 2503 Biel/Bienne (CH) MALZACH, Samuel 2503 Biel/Bienne (CH) PIJNENBURG, Johannes Petrus Maria 2000 Neuchâtel (CH) WYSS, Hans Peter 2503 Biel/Bienne (CH) (74) Representative: Kelvey, Adam Charles  Reddie & Grose LLP The White Chapel Building 10 Whitechapel High Street London E1 8QS London E1 8QS (GB)