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EP 4 798 762 A1

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(43) Date of publication: 02.09.2026 Bulletin 2026/36 (21) Application number: 24798602.9 (22) Date of filing: 10.10.2024

(51) International Patent Classification (IPC):  C25B 1/04(2021.01) C25B 9/60(2021.01) C25B 9/17(2021.01) C25B 9/77(2021.01) (52) Cooperative Patent Classification (CPC): C25B 1/04; C25B 9/19; C25B 9/77; C25B 9/60; H01M 8/0206; H01M 8/0247; H01M 8/0273; H01M 8/1004; H01M 8/0258; Y02E 60/36 (86) International application number: PCT/IB2024/059919 (87) International publication number: WO 2025/088418 (01.05.2025 Gazette 2025/18)

(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: GE KH MA MD TN (30) Priority: 26.10.2023 IT 202300022422 (71) Applicant: Hyter S.r.l. 25015 Desenzano del Garda (BS) (IT)	(72) Inventors: NARDI, Mario Pietro 36057 Arcugnano (IT) VALLI, Alberto 25015 Desenzano Del Garda (IT) (74) Representative: Braidotti, Andrea et al Praxi Intellectual Property S.p.A. Via F. Baracca, 5/A 30173 Venezia 30173 Venezia (IT)