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(11)

EP 4 798 201 A1

(12)

(43) Date of publication: 02.09.2026 Bulletin 2026/36 (21) Application number: 24801803.8 (22) Date of filing: 24.10.2024

(51) International Patent Classification (IPC):  A61K 31/47(2006.01) A61P 35/00(2006.01) C07K 16/28(2006.01) A61K 45/06(2006.01) A61P 35/04(2006.01) (52) Cooperative Patent Classification (CPC): A61K 45/06; A61P 35/00; A61P 35/04; A61K 31/47; C07K 16/2818; A61K 39/395   C-Sets: A61K 31/47, A61K 2300/00; A61K 39/395, A61K 2300/00; (86) International application number: PCT/US2024/052723 (87) International publication number: WO 2025/090706 (01.05.2025 Gazette 2025/18)

(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: 27.10.2023 US 202363546013 P (71) Applicant: Flare Therapeutics Inc. Cambridge, MA 02139 (US)	(72) Inventors: GJINI, Evisa Cambridge, MA 02142 (US) MERTZ, Jennifer, Andrea Medford, MA 02155 (US) WILSON, Jonathan, E. Arlington, MA 02474 (US) (74) Representative: Potter Clarkson  Chapel Quarter Mount Street Nottingham NG1 6HQ Nottingham NG1 6HQ (GB)