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(11)

EP 4 770 713 A1

(12)

(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24776015.0 (22) Date of filing: 29.08.2024

(51) International Patent Classification (IPC):  A61M 11/02(2006.01) A61M 15/08(2006.01) A61M 15/00(2006.01) (52) Cooperative Patent Classification (CPC): A61M 11/02; A61M 2202/064; A61M 15/003; A61M 15/0041; A61M 2202/0208; A61M 2202/0225; A61M 2202/0266; A61M 2202/0468; A61M 15/08; A61M 15/009; A61M 15/0065; A61M 2205/8225   C-Sets: A61M 2202/0208, A61M 2202/0007; A61M 2202/0225, A61M 2202/0007; A61M 2202/0266, A61M 2202/0007; (86) International application number: PCT/IB2024/058393 (87) International publication number: WO 2025/046496 (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 GB 202313218 (71) Applicant: Envirohale Malta Holdings Limited Pieta, PTA 1611 (MT)	(72) Inventors: HUNTER, William Samuel Bellbrae, Victoria 3228 (AU) MORTON, David Alexander Vodden Altona, Victoria 3018 (AU) (74) Representative: Schiller, Dominic Christopher  Equipped 4 (IP) Limited 47 Hamilton Square Birkenhead, Merseyside CH41 5AR Birkenhead, Merseyside CH41 5AR (GB)