(19)

(11)

EP 4 558 193 A1

(12)

(43) Date of publication: 28.05.2025 Bulletin 2025/22 (21) Application number: 23754572.8 (22) Date of filing: 21.07.2023

(51) International Patent Classification (IPC):  A61M 5/19(2006.01) A61M 5/31(2006.01) A61M 5/28(2006.01) (52) Cooperative Patent Classification (CPC): A61M 5/19; A61M 5/3135; A61M 5/284; A61M 5/281; A61M 2005/3128; A61M 2005/3132 (86) International application number: PCT/US2023/028371 (87) International publication number: WO 2024/020206 (25.01.2024 Gazette 2024/04)

(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 (30) Priority: 22.07.2022 US 202263391409 P (71) Applicant: West Pharmaceutical Services, Inc. Exton, PA 19341 (US)	(72) Inventors: GUTHLEIN, James G. Exton, Pennsylvania 19341 (US) SULLIVAN, Michael Exton, Pennsylvania 19341 (US) KUMAR, Rajiv Exton, Pennsylvania 19341 (US) (74) Representative: Petraz, Gilberto Luigi et al GLP S.r.l. Viale Europa Unita, 171 33100 Udine Viale Europa Unita, 171 33100 Udine (IT)