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(11)

EP 4 798 759 A1

(12)

(43) Date of publication: 02.09.2026 Bulletin 2026/36 (21) Application number: 24883377.4 (22) Date of filing: 25.10.2024

(51) International Patent Classification (IPC):  C25B 1/02(2006.01) B01D 53/14(2006.01) C25B 1/01(2021.01) (52) Cooperative Patent Classification (CPC): C25B 1/01; C25B 1/04; C25B 9/19; C25B 9/21; B01D 61/44; B01D 2311/25; B01D 2257/504; B01D 53/326 (86) International application number: PCT/US2024/052913 (87) International publication number: WO 2025/090834 (01.05.2025 Gazette 2025/18)

(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: 27.10.2023 US 202363593589 P (71) Applicant: Ohio State Innovation Foundation Columbus OH 43210 (US)	(72) Inventor: BAKER, Lawrence Robert Columbus, Ohio 43210 (US) (74) Representative: Berggren Oy  P.O. Box 16 Fabianinkatu 21 00101 Helsinki 00101 Helsinki (FI)