(19)

(11)

EP 4 823 586 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24833260.3 (22) Date of filing: 13.12.2024

(51) International Patent Classification (IPC):  A61K 33/44(2006.01) C08K 3/04(2006.01) A61L 31/00(2006.01) (52) Cooperative Patent Classification (CPC): A61L 2300/114; C08K 3/042; A61K 33/44; A61L 27/54; A61L 29/16; A61L 31/16; A61L 33/025; A61L 2300/108; A61L 2300/606   C-Sets: C08K 9/08, C08L 67/04; (86) International application number: PCT/EP2024/086270 (87) International publication number: WO 2025/125594 (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 GB 202319023 (71) Applicant: Oxford University Innovation Limited Oxford, Oxfordshire OX2 0JB (GB)	(72) Inventors: TABISH, Tanveer Ahmad Oxford Oxfordshire OX3 7BN (GB) LYGATE, Craig Alexander Oxford Oxfordshire OX3 7BN (GB) (74) Representative: J A Kemp LLP  80 Turnmill Street London EC1M 5QU London EC1M 5QU (GB)