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EP 3 614 867 A1

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(43) Date of publication: 04.03.2020 Bulletin 2020/10 (21) Application number: 18723583.3 (22) Date of filing: 27.04.2018

(51) International Patent Classification (IPC):  A24B 3/14(2006.01) A24B 15/12(2006.01) A24C 5/40(2006.01) (86) International application number: PCT/GB2018/051115 (87) International publication number: WO 2018/197892 (01.11.2018 Gazette 2018/44)

(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: 28.04.2017 GB 201706839 (71) Applicant: British American Tobacco (Investments) Limited London WC2R 3LA (GB)	(72) Inventors: FROBISHER, Paul Bideford Devon EX39 5QW (GB) NEWNHAM, Michael Bideford Devon EX39 5QW (GB) BRANTON, Peter London WC2R 3LA (GB) BLACHFORD, Paul London WC2R 3LA (GB) (74) Representative: Newcombe, Christopher David et al Venner Shipley LLP 200 Aldersgate London EC1A 4HD London EC1A 4HD (GB)