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(11)

EP 4 313 755 A1

(12)

(43) Date of publication: 07.02.2024 Bulletin 2024/06 (21) Application number: 22716764.0 (22) Date of filing: 28.03.2022

(51) International Patent Classification (IPC):  B63C 11/12(2006.01) (52) Cooperative Patent Classification (CPC): B63C 11/12; B63C 2011/121 (86) International application number: PCT/US2022/022215 (87) International publication number: WO 2022/212292 (06.10.2022 Gazette 2022/40)

(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: 29.03.2021 US 202117216067 (71) Applicant: Aqualung Corporate 06560 Valbonne - Sophia Antipolis (FR)	(72) Inventor: HOLLIS, Michael, S. Alameda, CA 94501 (US) (74) Representative: Dennemeyer & Associates S.A.  Postfach 70 04 25 81304 München 81304 München (DE)