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(11)

EP 4 497 167 A1

(12)

(43) Date of publication: 29.01.2025 Bulletin 2025/05 (21) Application number: 23812347.5 (22) Date of filing: 16.05.2023

(51) International Patent Classification (IPC):  H01M 8/1016(2016.01) H01M 8/18(2006.01) H01M 8/1018(2016.01) H01M 8/10(2016.01) (52) Cooperative Patent Classification (CPC): C25B 15/023; C25B 15/02; C25B 1/04 (86) International application number: PCT/US2023/022373 (87) International publication number: WO 2023/229879 (30.11.2023 Gazette 2023/48)

(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: 27.05.2022 US 202263346640 P (71) Applicants: Cummins, Inc. Columbus, Indiana 47201 (US) Hydrogenics Corporation Mississauga, ON L5T 2N6 (CA)	(72) Inventors: VICKRESS, Dustin Mississauga, Ontario L5N 5A9 (CA) SINANAN, Anson Brampton, Ontario L7A 4N2 (CA) ANCIMER, Richard J. Toronto, Ontario M6S 3R7 (CA) JOOS, Nathaniel Ian Toronto, Ontario MP 1N7 (CA) (74) Representative: Marks & Clerk Cummins  1 New York Street Manchester M1 4HD Manchester M1 4HD (GB)