(19)

(11)

EP 3 871 468 A1

(12)

(43) Date of publication: 01.09.2021 Bulletin 2021/35 (21) Application number: 20706888.3 (22) Date of filing: 16.01.2020

(51) International Patent Classification (IPC):  H05B 3/44(2006.01) A24F 40/46(2020.01) H05B 3/04(2006.01) (86) International application number: PCT/US2020/013848 (87) International publication number: WO 2020/167407 (20.08.2020 Gazette 2020/34)

(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: 12.02.2019 US 201916273612 (71) Applicant: Altria Client Services LLC Richmond, Virginia 23230 (US)	(72) Inventors: HOLTZ, Arie Richmond, Virginia 23219 (US) WEIGENSBERG, Isaac Richmond, Virginia 23219 (US) (74) Representative: Docherty, Andrew John  Marks & Clerk LLP Aurora 120 Bothwell Street Glasgow G2 7JS Glasgow G2 7JS (GB)