(19)

(11)

EP 4 340 651 A2

(12)

(88) Date of publication A3: 29.12.2022 (43) Date of publication: 27.03.2024 Bulletin 2024/13 (21) Application number: 22729654.8 (22) Date of filing: 19.05.2022

(51) International Patent Classification (IPC):  A24F 40/30(2020.01) A24F 40/70(2020.01) A24F 40/20(2020.01) A24B 3/14(2006.01) A24F 40/42(2020.01) A24F 40/10(2020.01) A24B 15/10(2006.01) (52) Cooperative Patent Classification (CPC): A24F 40/30; A24F 40/10; A24F 40/20; A24F 40/42; A24F 40/70; A24B 3/14; A24B 15/16 (86) International application number: PCT/EP2022/063582 (87) International publication number: WO 2022/243434 (24.11.2022 Gazette 2022/47)

(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: 20.05.2021 GB 202107270 06.09.2021 GB 202112632 (71) Applicant: British American Tobacco (Investments) Limited London, Greater London WC2R 3LA (GB)	(72) Inventors: ASHRAF, Muhammad Fahim Ashraf London Greater London WC2R 3LA (GB) AOUN, Walid Abi London Greater London WC2R 3LA (GB) (74) Representative: Dehns  St. Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)