(19)

(11)

EP 4 816 797 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 25704405.7 (22) Date of filing: 08.01.2025

(51) International Patent Classification (IPC):  G01N 21/64(2006.01) G01N 21/03(2006.01) (52) Cooperative Patent Classification (CPC): G01N 21/6445; G01N 21/0332 (86) International application number: PCT/US2025/010775 (87) International publication number: WO 2025/155465 (24.07.2025 Gazette 2025/30)

(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: 18.01.2024 US 202463622277 P (71) Applicant: Beckman Coulter, Inc. Brea, CA 92821-6232 (US)	(72) Inventors: DEAN, Alan D. Brea, California 92821 (US) THOMPSON, Craig A. Brea, California 92821 (US) SCHORSCH, Joe Brea, California 92821 (US) CODINA, Laura Sole Brea, California 92821 (US) (74) Representative: Bevan, Emma  Mohun Aldridge Sykes Limited 1 Antler Complex Bruntcliffe Way Morley Leeds, West Yorkshire LS27 0JG Leeds, West Yorkshire LS27 0JG (GB)