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EP 4 437 617 A1

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(43) Date of publication: 02.10.2024 Bulletin 2024/40 (21) Application number: 22800305.9 (22) Date of filing: 03.11.2022

(51) International Patent Classification (IPC):  H01M 50/256(2021.01) H01M 10/613(2014.01) H01M 10/6556(2014.01) H01M 10/658(2014.01) H01M 50/233(2021.01) H01M 50/383(2021.01) H01M 50/24(2021.01) H01M 10/625(2014.01) H01M 10/6563(2014.01) H01M 50/207(2021.01) H01M 50/358(2021.01) (52) Cooperative Patent Classification (CPC): H01M 50/207; H01M 50/233; H01M 50/358; H01M 50/249; H01M 10/613; H01M 10/6556; H01M 10/658; H01M 10/625; H01M 10/6563; H01M 10/6567; H01M 2220/20; H01M 50/256; H01M 50/24; B65D 2585/88; H01M 50/383; Y02E 60/10 (86) International application number: PCT/EP2022/080699 (87) International publication number: WO 2023/094130 (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: 24.11.2021 SE 2151429 (71) Applicant: Andersson, Bengt 861 94 Söråker (SE)	(72) Inventor: Andersson, Bengt 861 94 Söråker (SE) (74) Representative: Bjerkén Hynell KB  P.O. Box 1061 101 39 Stockholm 101 39 Stockholm (SE)