(19)

(11)

EP 4 044 842 A2

(12)

(88) Date of publication A3: 05.08.2021 (43) Date of publication: 24.08.2022 Bulletin 2022/34 (21) Application number: 20797357.9 (22) Date of filing: 14.10.2020

(51) International Patent Classification (IPC):  A24F 40/10(2020.01) A24F 40/48(2020.01) A24F 40/46(2020.01) (52) Cooperative Patent Classification (CPC): A24F 40/10; A24F 40/46; A24F 40/48 (86) International application number: PCT/US2020/055622 (87) International publication number: WO 2021/076657 (22.04.2021 Gazette 2021/16)

(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: 14.10.2019 US 201962915005 P 17.10.2019 US 201916656360 (71) Applicant: Juul Labs, Inc. San Francisco, CA 94107 (US)

(72) Inventors: ATKINS, Ariel San Francisco, CA 94107 (US) BELISLE, Christopher L. San Francisco, CA 94107 (US) CHRISTENSEN, Steven San Francisco, CA 94107 (US) HOOPAI, Alexander M. San Francisco, CA 94107 (US) JOHNSON, Eric Joseph San Francisco, CA 94107 (US) KING, Jason San Francisco, CA 94107 (US) LEON DUQUE, Esteban San Francisco, CA 94107 (US) RIOS, Matthew San Francisco, CA 94107 (US) ROSSER, Christopher James Cambridge, CB4 0DW (GB) STRATTON, Andrew J. Cambridge, CB4 0DW (GB) THAWER, Alim Cambridge, CB4 0DW (GB) WESTLEY, James P. Cambridge, CB4 0DW (GB) (74) Representative: Thum, Bernhard  Thum & Partner Thum Mötsch Weickert Patentanwälte PartG mbB Siebertstr. 6 81675 München 81675 München (DE)