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(11)

EP 4 816 319 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24898874.3 (22) Date of filing: 30.11.2024

(51) International Patent Classification (IPC):  C02F 1/46(2023.01) C02F 1/465(2023.01) G06N 3/02(2006.01) (52) Cooperative Patent Classification (CPC): G06N 3/02; C02F 1/465; C02F 9/00; C02F 1/46104; C02F 1/463; C02F 1/4672; C02F 2201/4614; C02F 1/4608; C02F 2201/007; C02F 2201/008 (86) International application number: PCT/US2024/058009 (87) International publication number: WO 2025/117923 (05.06.2025 Gazette 2025/23)

(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: 30.11.2023 US 202363604720 P (71) Applicant: VVater Holdings Inc. Austin, Texas 78738 (US)	(72) Inventors: GAST, Kevin Austin, Texas 78738 (US) GAST, Kevin Austin, Texas 78738 (US) JORDAAN, Marx Austin, Texas 78738 (US) DE BRUYN, Frans Austin, Texas 78738 (US) (74) Representative: Snaith, James Michael et al Kilburn & Strode LLP Lacon London 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)