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(11)

EP 4 238 158 A1

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(43) Date of publication: 06.09.2023 Bulletin 2023/36 (21) Application number: 22709176.6 (22) Date of filing: 14.01.2022

(51) International Patent Classification (IPC):  H01M 8/04007(2016.01) H01M 8/247(2016.01) H01M 8/065(2016.01) H01M 8/2484(2016.01) (52) Cooperative Patent Classification (CPC): H01M 8/247; H01M 8/04067; H01M 8/04216; H01M 8/065; H01M 8/2484; Y02E 60/50 (86) International application number: PCT/EP2022/000008 (87) International publication number: WO 2022/152577 (21.07.2022 Gazette 2022/29)

(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: 15.01.2021 DE 102021000164 (71) Applicant: FCP Fuel Cell Powertrain GmbH 09125 Chemnitz (DE)	(72) Inventors: POHLMANN, Carsten 09117 Chemnitz (DE) HARVEY, David B. 09117 Chemnitz (DE) COERTZE, Rudolf 09117 Chemnitz (DE) ESKA, Benedikt 09117 Chemnitz (DE) (74) Representative: Bockhorni & Brüntjen Partnerschaft Patentanwälte mbB  Agnes-Bernauer-Straße 88 80687 München 80687 München (DE)