(19)

(11)

EP 4 258 917 A1

(12)

(43) Date of publication: 18.10.2023 Bulletin 2023/42 (21) Application number: 21839779.2 (22) Date of filing: 10.12.2021

(51) International Patent Classification (IPC):  A24F 40/42(2020.01) A24F 40/20(2020.01) A24F 40/48(2020.01) (52) Cooperative Patent Classification (CPC): A24F 40/48; A24F 40/42; A24F 40/20 (86) International application number: PCT/US2021/062836 (87) International publication number: WO 2022/125918 (16.06.2022 Gazette 2022/24)

(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: 11.12.2020 US 202063124646 P (71) Applicant: Juul Labs, Inc. Washington DC 20004 (US)	(72) Inventors: MAUCHLE, Alexander, R. Cambridge, CB4 0DW (GB) VIEIRA, Paul, R. Washington, DC 20004 (US) (74) Representative: Thum, Bernhard  Thum & Partner Thum Mötsch Weickert Patentanwälte PartG mbB Siebertstr. 6 81675 München 81675 München (DE)