(19)

(11)

EP 2 922 419 A1

(12)

(43) Date of publication: 30.09.2015 Bulletin 2015/40 (21) Application number: 13799350.7 (22) Date of filing: 25.11.2013

(51) International Patent Classification (IPC):  A24B 15/18(2006.01) A24B 15/24(2006.01) (86) International application number: PCT/GB2013/053104 (87) International publication number: WO 2014/080226 (30.05.2014 Gazette 2014/22)

(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 (30) Priority: 26.11.2012 GB 201221207 (71) Applicant: British American Tobacco (Investments) Ltd London, WC2R 3LA (GB)	(72) Inventors: COATES, Steve London WC2R 3LA (GB) HU, Jin London WC2R 3LA (GB) BAILEY, Trevor Chester CH1 6EH (GB) JAMES, Rachel Chester CH1 6EH (GB) (74) Representative: Gill, Siân Victoria et al Venner Shipley LLP 200 Aldersgate London EC1A 4HD London EC1A 4HD (GB)