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EP 4 569 334 A1

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(43) Date of publication: 18.06.2025 Bulletin 2025/25 (21) Application number: 23768735.5 (22) Date of filing: 11.08.2023

(51) International Patent Classification (IPC):  G01N 33/74(2006.01) A61K 47/62(2017.01) C07J 3/00(2006.01) A61K 39/385(2006.01) C07J 1/00(2006.01) C07J 5/00(2006.01) (52) Cooperative Patent Classification (CPC): A61K 39/385; G01N 33/743 (86) International application number: PCT/US2023/072062 (87) International publication number: WO 2024/036295 (15.02.2024 Gazette 2024/07)

(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: 12.08.2022 US 202263397586 P 03.01.2023 US 202363436829 P (71) Applicant: Beckman Coulter, Inc. Brea, CA 92821 (US)	(72) Inventors: RASHID, Khaledur Brea, California 92822 (US) SALVATI, Michael Brea, California 92822 (US) SCHOENFELNER, Barry A. Brea, California 92822 (US) WANG, Guoping Brea, California 92822 (US) KHOMUTNYK, Iaroslav Brea, California 92822 (US) (74) Representative: Maiwald GmbH  Elisenhof Elisenstraße 3 80335 München 80335 München (DE)