(19)

(11)

EP 4 448 843 A2

(12)

(88) Date of publication A3: 18.04.2024 (43) Date of publication: 23.10.2024 Bulletin 2024/43 (21) Application number: 22851200.0 (22) Date of filing: 16.12.2022

(51) International Patent Classification (IPC):  C25B 1/04(2021.01) C25B 11/077(2021.01) C25B 9/23(2021.01) C25B 11/081(2021.01) (52) Cooperative Patent Classification (CPC): Y02E 60/36; C25B 1/04; C25B 9/23; C25B 11/077; C25B 11/081 (86) International application number: PCT/US2022/053251 (87) International publication number: WO 2023/114518 (22.06.2023 Gazette 2023/25)

(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: 17.12.2021 US 202163291295 P (71) Applicant: University Of Oregon Eugene, OR 97403-1238 (US)	(72) Inventors: BOETTCHER, Shannon Eugene, Oregon 97403-1238 (US) KWAK, Minkyoung Eugene, Oregon 97403-1238 (US) LINDQUIST, Grace Eugene, Oregon 97403-1238 (US) OJHA, Kasinath Eugene, Oregon 97403-1238 (US) (74) Representative: HGF  HGF Limited 1 City Walk Leeds LS11 9DX Leeds LS11 9DX (GB)