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(11)

EP 4 128 394 A1

(12)

(43) Date of publication: 08.02.2023 Bulletin 2023/06 (21) Application number: 21716238.7 (22) Date of filing: 01.04.2021

(51) International Patent Classification (IPC):  H01M 4/36(1974.07) H01M 4/96(1974.07) H01M 4/86(1974.07) H01M 8/0213(2016.01) H01M 8/18(1974.07) H01G 11/00(2013.01) H01M 4/88(1974.07) (52) Cooperative Patent Classification (CPC): H01M 8/18; H01M 8/188; H01M 4/96; H01M 4/8657; H01M 4/8668; H01M 4/8673; H01M 4/8878; H01M 8/0213; H01G 11/34; H01G 11/86; Y02P 70/50; Y02E 60/13; Y02E 60/50 (86) International application number: PCT/IB2021/052733 (87) International publication number: WO 2021/198974 (07.10.2021 Gazette 2021/40)

(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 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 (30) Priority: 03.04.2020 IT 202000007102 (71) Applicant: Fondazione Istituto Italiano di Tecnologia 16163 Genova (IT)	(72) Inventors: BELLANI, Sebastiano 16162 Genova (IT) BONACCORSO, Francesco 16159 Genova (IT) NAJAFI, Leyla 16159 Genova (IT) PELLEGRINI, Vittorio 55010 Gragnano (Lucca) (IT) PRATO, Mirko 16163 Genova (IT) (74) Representative: Santoro, Sofia et al Società Italiana Brevetti S.p.A. Via Giosuè Carducci, 8 20123 Milano 20123 Milano (IT)