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EP 4 816 081 A1

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(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 25745664.0 (22) Date of filing: 27.01.2025

(51) International Patent Classification (IPC):  B01J 8/00(2006.01) B01J 8/18(2006.01) C01B 32/40(2017.01) C10L 3/08(2006.01) (52) Cooperative Patent Classification (CPC): C01B 2203/0883; C01B 32/40; C01B 3/042 (86) International application number: PCT/US2025/013242 (87) International publication number: WO 2025/160566 (31.07.2025 Gazette 2025/31)

(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: GE KH MA MD TN (30) Priority: 25.01.2024 US 202463625165 P (71) Applicant: Lydian Labs, Inc. Cambridge, MA 02139 (US)

(72) Inventors: ZUGIC, Branko Cambridge, Massachusetts 02139 (US) RODDEN, Joseph Cambridge, Massachusetts 02139 (US) IDE, Neil Cambridge, Massachusetts 02139 (US) BENJAMIN, Joseph Cambridge, Massachusetts 02139 (US) MODEST, Zachary T. Cambridge, Massachusetts 02139 (US) VAARTSTRA, Geoffrey Cambridge, Massachusetts 02139 (US) (74) Representative: Murgitroyd & Company  165-169 Scotland Street Glasgow G5 8PL Glasgow G5 8PL (GB)