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EP 4 771 318 A1

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(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24860549.5 (22) Date of filing: 30.08.2024

(51) International Patent Classification (IPC):  F24H 9/20(2022.01) F24H 1/20(2022.01) F24H 1/00(2022.01) G05D 23/00(2006.01) (52) Cooperative Patent Classification (CPC): G06Q 50/06; F24H 1/202; F24H 4/04; F24H 9/2021; F24D 19/1063; F24H 15/37; F24H 15/315; F24H 15/225; F24H 15/238; F24H 15/421; F24H 15/242; F24H 15/45; F24H 2250/04; F24H 15/281; F24H 15/277; F24H 15/262; F24H 15/148; F24H 15/152; F24H 15/16 (86) International application number: PCT/NZ2024/050102 (87) International publication number: WO 2025/048654 (06.03.2025 Gazette 2025/10)

(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: 30.08.2023 NZ 23803254 04.09.2023 NZ 23803385 06.11.2023 NZ 23805234 04.03.2024 NZ 24808761 26.03.2024 NZ 24809562 (71) Applicant: State of Charge Limited Auckland 1071 (NZ)

(72) Inventors: PINFOLD, Clive James Auckland 1071 (NZ) HUDSON, Nathan Miles Auckland 1071 (NZ) (74) Representative: Reddie & Grose LLP  The White Chapel Building 10 Whitechapel High Street London E1 8QS London E1 8QS (GB)