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(11)

EP 4 540 885 A1

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(43) Date of publication: 23.04.2025 Bulletin 2025/17 (21) Application number: 23741191.3 (22) Date of filing: 17.06.2023

(51) International Patent Classification (IPC):  H01M 10/0585(2010.01) H01M 50/102(2021.01) H01M 4/04(2006.01) H01M 10/04(2006.01) H01M 10/623(2014.01) (52) Cooperative Patent Classification (CPC): H01M 50/102; H01M 10/0585; H01M 10/0436; H01M 10/623; H01M 4/0404; Y02E 60/10 (86) International application number: PCT/US2023/025638 (87) International publication number: WO 2023/244850 (21.12.2023 Gazette 2023/51)

(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: 17.06.2022 US 202263353379 P 28.06.2022 US 202263356102 P 30.08.2022 US 202217899286 (71) Applicant: Meta Platforms Technologies, LLC Menlo Park, CA 94025 (US)

(72) Inventors: KADIRVEL, Karthik Menlo Park, California 94025 (US) YUN, Hyung Gu Menlo Park, California 94025 (US) HOWARD, Jason Menlo Park, California 94025 (US) XU, Tianren Menlo Park, California 94025 (US) (74) Representative: Murgitroyd & Company  165-169 Scotland Street Glasgow G5 8PL Glasgow G5 8PL (GB)