(19)

(11)

EP 4 680 677 A1

(12)

(43) Date of publication: 21.01.2026 Bulletin 2026/04 (21) Application number: 24719922.7 (22) Date of filing: 15.03.2024

(51) International Patent Classification (IPC):  C09B 23/06(2006.01) C09B 23/08(2006.01) G01N 33/58(2006.01) C09B 57/00(2006.01) C09K 11/06(2006.01) G01N 33/533(2006.01) C09B 23/01(2006.01) C09B 69/00(2006.01) (52) Cooperative Patent Classification (CPC): C09B 23/06; C09B 23/083; C09B 23/086; C09K 11/06; G01N 33/533; G01N 33/582; C09B 69/00; C09B 23/0066; C09B 57/00 (86) International application number: PCT/US2024/020276 (87) International publication number: WO 2024/196805 (26.09.2024 Gazette 2024/39)

(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: 17.03.2023 US 202363490932 P 23.06.2023 US 202363510018 P (71) Applicant: Beckman Coulter, Inc. Brea, CA 92821-6232 (US)	(72) Inventor: TOMASULO, Massimiliano Brea, California 92821 (US) (74) Representative: Maiwald GmbH  Elisenhof Elisenstraße 3 80335 München 80335 München (DE)