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EP 4 416 316 A1

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(43) Date of publication: 21.08.2024 Bulletin 2024/34 (21) Application number: 21790485.3 (22) Date of filing: 12.10.2021

(51) International Patent Classification (IPC):  C25B 1/04(2021.01) C25B 9/17(2021.01) C25B 9/70(2021.01) C25B 15/033(2021.01) C25B 9/13(2021.01) C25B 9/65(2021.01) C25B 15/021(2021.01) C25B 15/08(2006.01) (52) Cooperative Patent Classification (CPC): C25B 1/04; C25B 15/087; C25B 15/033; C25B 15/021; C25B 9/13; C25B 9/17; C25B 9/65; C25B 9/70; Y02E 60/36 (86) International application number: PCT/EP2021/078215 (87) International publication number: WO 2023/061564 (20.04.2023 Gazette 2023/16)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: ISCM Foundation 1000 Bruxelles (BE)	(72) Inventors: RIVERO QUIROZ, Angel Alveniz 69053-110 Manaus AM (BR) MEDINA RIERA, Gustavo Javier 69057-050 Manaus AM (BR) (74) Representative: Grünecker Patent- und Rechtsanwälte PartG mbB  Leopoldstraße 4 80802 München 80802 München (DE)