(19)

(11)

EP 4 680 334 A1

(12)

(43) Date of publication: 21.01.2026 Bulletin 2026/04 (21) Application number: 23703705.6 (22) Date of filing: 31.01.2023

(51) International Patent Classification (IPC):  A61P 15/08(2006.01) (52) Cooperative Patent Classification (CPC): C12N 5/061; C12N 2500/38; A61P 15/08 (86) International application number: PCT/EP2023/052274 (87) International publication number: WO 2024/160352 (08.08.2024 Gazette 2024/32)

(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: KH MA MD TN (71) Applicant: Desmond P. Leadon Limited W91 FEP8 County Kildare, Naas (IE)	(72) Inventor: LEADON, Desmond Patrick Naas County Kildare, W91 FEP8 (IE) (74) Representative: Ryan, Anne Mary et al Anne Ryan & Co 2 Crofton Terrace Dun Laoghaire, County Dublin A96 V6P7 Dun Laoghaire, County Dublin A96 V6P7 (IE)