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(11)

EP 4 399 148 A1

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(43) Date of publication: 17.07.2024 Bulletin 2024/29 (21) Application number: 22773228.6 (22) Date of filing: 06.09.2022

(51) International Patent Classification (IPC):  B63H 20/14(2006.01) B63H 20/16(2006.01) B63H 21/17(2006.01) (52) Cooperative Patent Classification (CPC): B63H 20/007; B63H 20/14; B63H 21/17; B63H 20/16; B63H 20/08; B63H 2020/006 (86) International application number: PCT/EP2022/074681 (87) International publication number: WO 2023/036755 (16.03.2023 Gazette 2023/11)

(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: 07.09.2021 EP 21382805 (71) Applicant: Esea Propulsion, S.L. 07701 Mahon (ES)	(72) Inventor: GARCÍA PETRUS, Carlos 07701 MAHON (ES) (74) Representative: ZBM Patents - Zea, Barlocci & Markvardsen  Rambla Catalunya, 123 08008 Barcelona 08008 Barcelona (ES)