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EP 4 680 793 A1

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(43) Date of publication: 21.01.2026 Bulletin 2026/04 (21) Application number: 23812947.2 (22) Date of filing: 27.11.2023

(51) International Patent Classification (IPC):  D04H 1/4234(2012.01) B01D 39/20(2006.01) B22F 3/00(2021.01) B01D 39/06(2006.01) B22F 1/062(2022.01) H01M 4/80(2006.01) (52) Cooperative Patent Classification (CPC): D04H 1/4234; H01M 4/806; B22F 3/002; B22F 1/062; H01M 4/626; H01M 4/38; H01M 4/661; H01M 4/74; C22C 49/14; Y02E 60/10; B01D 39/2041; B01D 2239/1233; B01D 2239/10; B01D 2239/0241; B01D 2239/0492; B01J 21/04; B01J 23/755; B01J 27/1853; B01J 35/58; B01J 35/56; B01J 37/348; H01G 11/26; H01G 11/70; H01G 11/68 (86) International application number: PCT/EP2023/083156 (87) International publication number: WO 2024/199701 (03.10.2024 Gazette 2024/40)

(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: 27.03.2023 EP 23164287 (71) Applicants: batene GmbH 73240 Wendlingen am Neckar (DE) Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. 80539 München (DE)

(72) Inventors: JESCHENKO, Pascal Max 70176 Stuttgart (DE) SPATZ, Joachim 70569 Stuttgart (DE) TENBUSCH, Jan 70178 Stuttgart (DE) MÖLLER, Martin 52070 Aachen (DE) (74) Representative: Manitz Finsterwald Patent- und Rechtsanwaltspartnerschaft mbB  Martin-Greif-Straße 1 80336 München 80336 München (DE)