(19)

(11)

EP 4 401 586 A1

(12)

(43) Date of publication: 24.07.2024 Bulletin 2024/30 (21) Application number: 22783468.6 (22) Date of filing: 12.09.2022

(51) International Patent Classification (IPC):  A24F 40/40(2020.01) A24F 40/10(2020.01) (52) Cooperative Patent Classification (CPC): A24F 40/40; A24F 40/10 (86) International application number: PCT/EP2022/075294 (87) International publication number: WO 2023/041487 (23.03.2023 Gazette 2023/12)

(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: 17.09.2021 EP 21197519 17.09.2021 EP 21197525 (71) Applicant: Imperial Tobacco Limited Bristol, BS3 2LL (GB)	(72) Inventors: AGGARWAL, Nikhil Liverpool Merseyside L24 9HP (GB) JOHNSON, Derek Liverpool Merseyside L24 9HP (GB) (74) Representative: Mewburn Ellis LLP  Aurora Building Counterslip Bristol BS1 6BX Bristol BS1 6BX (GB)