(19)

(11)

EP 4 823 650 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24904666.5 (22) Date of filing: 06.12.2024

(51) International Patent Classification (IPC):  A61M 5/32(2006.01) A61M 5/31(2006.01) A61M 5/20(2006.01) A61M 5/50(2006.01) (52) Cooperative Patent Classification (CPC): A61M 5/2033; A61M 2005/3267; A61M 5/326; A61M 2005/2013; A61M 2005/3247; A61M 5/3202 (86) International application number: PCT/US2024/058879 (87) International publication number: WO 2025/128428 (19.06.2025 Gazette 2025/25)

(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: 13.12.2023 US 202363609481 P (71) Applicant: Halozyme, Inc. San Diego, CA 92130 (US)	(72) Inventors: BEACHER, Scott J. San Diego, California 92130 (US) TRAVANTY, Michael N. San Diego, California 92130 (US) MADSEN, Patrick Edward San Diego, California 92130 (US) (74) Representative: McNamara, Kathryn  Novagraaf UK Centrum Norwich Research Park Colney Lane Norwich, Norfolk NR4 7UG Norwich, Norfolk NR4 7UG (GB)