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(11)

EP 4 823 621 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24904926.3 (22) Date of filing: 12.12.2024

(51) International Patent Classification (IPC):  A61K 47/32(2006.01) C08F 2/46(2006.01) A61L 27/52(2006.01) C08G 75/26(2006.01) C08L 81/02(2006.01) (52) Cooperative Patent Classification (CPC): C08L 81/02; C08G 75/04; C08G 75/14; C08F 2/48; C08F 2/50; A61K 9/5138 (86) International application number: PCT/US2024/059913 (87) International publication number: WO 2025/128916 (19.06.2025 Gazette 2025/25)

(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: 13.12.2023 US 202363609847 P (71) Applicant: Cellanome, Inc. Foster City, CA 94404 (US)	(72) Inventors: MOEINZADEH, Seyedsina Foster City, California 94404 (US) POELMA, Justin Foster City, California 94404 (US) TAING, Meng Foster City, California 94404 (US) CHARBONIER, Frank Foster City, California 94404 (US) KHURANA, Tarun Kumar Foster City, California 94404 (US) (74) Representative: Carpmaels & Ransford LLP  One Southampton Row London WC1B 5HA London WC1B 5HA (GB)