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(11)

EP 4 771 046 A1

(12)

(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24715358.8 (22) Date of filing: 27.02.2024

(51) International Patent Classification (IPC):  C07K 16/28(2006.01) A61P 35/00(2006.01) A61K 39/395(2006.01) A61K 39/00(2006.01) (52) Cooperative Patent Classification (CPC): C07K 16/2803; A61K 2039/505; C07K 2317/76; C07K 2317/31; C07K 2317/73; A61K 2039/507; C07K 16/2866; A61K 39/3955; A61P 35/00; C07K 2319/00; C07K 2319/70; C07K 2319/74; C07K 2319/01; C07K 14/70535; C07K 14/70503; C07K 14/70596 (86) International application number: PCT/US2024/017567 (87) International publication number: WO 2025/048889 (06.03.2025 Gazette 2025/10)

(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: 29.08.2023 WO PCT/US2023/031423 (71) Applicant: Maro Bio Inc. South San Francisco, CA 94080 (US)	(72) Inventors: SOROS, Vanessa South San Francisco, California 94080 (US) CHHABRA, Akanksha South San Francisco, California 94080 (US) LE, Alan South San Francisco, California 94080 (US) (74) Representative: Carpmaels & Ransford LLP  One Southampton Row London WC1B 5HA London WC1B 5HA (GB)