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(11)

EP 4 114 211 A1

(12)

(43) Date of publication: 11.01.2023 Bulletin 2023/02 (21) Application number: 21712561.6 (22) Date of filing: 03.03.2021

(51) International Patent Classification (IPC):  A24D 1/00(2020.01) A24D 1/22(2020.01) A24D 3/06(2006.01) A24D 1/20(2020.01) A24D 3/02(2006.01) A24F 40/42(2020.01) (52) Cooperative Patent Classification (CPC): A24D 1/002; A24D 1/20; A24D 1/22; A24F 40/42; A24D 3/0212; A24D 3/061 (86) International application number: PCT/GB2021/050530 (87) International publication number: WO 2021/176215 (10.09.2021 Gazette 2021/36)

(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: 04.03.2020 GB 202003093 20.07.2020 GB 202011177 (71) Applicant: British American Tobacco (Investments) Limited London WC2R 3LA (GB)	(72) Inventors: YANEZ, Ignacio Suarez London WC2R 3LA (GB) DAVIES, Ianto London WC2R 3LA (GB) KURDOGHLEE, Zohal London WC2R 3LA (GB) (74) Representative: Gill, Siân Victoria et al Venner Shipley LLP 200 Aldersgate London EC1A 4HD London EC1A 4HD (GB)