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(11)

EP 4 815 895 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24824661.3 (22) Date of filing: 26.11.2024

(51) International Patent Classification (IPC):  A61J 1/20(2006.01) A61M 5/145(2006.01) A61M 5/162(2006.01) A61M 5/31(2006.01) A61M 5/24(2006.01) A61M 5/142(2006.01) A61M 5/158(2006.01) A61M 5/20(2006.01) A61M 5/32(2006.01) (52) Cooperative Patent Classification (CPC): A61M 5/14248; A61M 2005/14252; A61M 2005/14268; A61M 5/1452; A61M 2005/1585; A61M 2005/312; A61M 2205/82; A61J 1/201; A61J 1/2096; A61M 5/1626; A61M 5/3204; A61M 2005/2403; A61M 5/2429; A61M 5/2455; A61M 2005/247; A61M 2005/2474 (86) International application number: PCT/US2024/057418 (87) International publication number: WO 2025/117518 (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: 30.11.2023 US 202363604471 P 04.04.2024 EP 24315119 (71) Applicant: Sanofi 75017 Paris (FR)	(72) Inventors: ZINITI, Donald Cambridge, MA 02141 (US) ANDERSON, Marc Cambridge, MA 02141 (US) (74) Representative: Brown, Alexander Edward et al Venner Shipley LLP TIDE Bankside 8 Emerson Street London SE1 9DU London SE1 9DU (GB)