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(11)

EP 4 437 289 A1

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(43) Date of publication: 02.10.2024 Bulletin 2024/40 (21) Application number: 22839544.8 (22) Date of filing: 17.11.2022

(51) International Patent Classification (IPC):  F25B 27/00(2006.01) F25D 3/10(2006.01) F25D 3/14(2006.01) F25D 29/00(2006.01) F25D 3/06(2006.01) F25D 3/12(2006.01) F25D 11/00(2006.01) B65D 81/38(2006.01) (52) Cooperative Patent Classification (CPC): F25D 3/06; F25D 3/107; F25D 3/105; F25D 3/14; F25D 3/125; F25D 11/003; F25D 11/006; F25D 2400/38; F25D 2303/082; F25D 29/003; F25D 2700/08; F25D 2400/36; F25B 27/00; B65D 81/3823; B65D 21/0222; B65D 2313/04; B65D 21/022; B65D 21/0219; B65D 25/2897 (86) International application number: PCT/US2022/050228 (87) International publication number: WO 2023/096816 (01.06.2023 Gazette 2023/22)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 23.11.2021 US 202163264497 P (71) Applicant: Ember Technologies, Inc. Westlake Village, CA 91361 (US)

(72) Inventors: ALEXANDER, Clayton Westlake Village, California 91361 (US) LEITH, Daren, John Westlake Village, California 91361 (US) MULINTI, Rahul Westlake Village, California 91361 (US) EMMERT, Jacob, William Westlake Village, California 91361 (US) TIMPERI, Mikko, Juhani Westlake Village, California 91361 (US) (74) Representative: Dehns  St. Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)