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(11)

EP 4 815 992 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24817253.8 (22) Date of filing: 28.11.2024

(51) International Patent Classification (IPC):  A61K 47/54(2017.01) A61P 21/00(2006.01) C12N 15/113(2010.01) A61P 25/00(2006.01) (52) Cooperative Patent Classification (CPC): A61K 47/542; C12N 15/113; A61P 21/00; A61P 25/00; C12N 2310/351; C12N 2310/315; C12N 2310/113 (86) International application number: PCT/EP2024/083927 (87) International publication number: WO 2025/114442 (05.06.2025 Gazette 2025/23)

(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: 28.11.2023 EP 23383223 (71) Applicant: Arthex Biotech S.L. 46980 Paterna (ES)	(72) Inventors: LLAMUSÍ TROISI, María Beatriz 46980 Paterna (Valencia) (ES) CERRO HERREROS, Estefanía 46980 Paterna (Valencia) (ES) BARQUERO BEÑA, Nuria 46980 Paterna (Valencia) (ES) WALKER, Judith Anne 46980 Paterna (Valencia) (ES) (74) Representative: Hoffmann Eitle  Hoffmann Eitle S.L.U. Calle Nuñez de Balboa 120 6 Izquierdo 28006 Madrid 28006 Madrid (ES)