(19)

(11)

EP 4 739 618 A1

(12)

(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 23848738.3 (22) Date of filing: 22.12.2023

(51) International Patent Classification (IPC):  B67B 7/04(2006.01) (52) Cooperative Patent Classification (CPC): B67B 7/0441; B67B 2007/0458; B67B 7/16; B67B 7/18 (86) International application number: PCT/US2023/085832 (87) International publication number: WO 2025/014538 (16.01.2025 Gazette 2025/03)

(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: 07.07.2023 US 202318349109 (71) Applicant: O'Laughlin, J. J. Chicago, IL 60137 (US)	(72) Inventor: O'Laughlin, J. J. Chicago, IL 60137 (US) (74) Representative: FRKelly  Waterways House Grand Canal Quay Dublin D02 PD39 Dublin D02 PD39 (IE)