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(11)

EP 3 990 926 A1

(12)

(43) Date of publication: 04.05.2022 Bulletin 2022/18 (21) Application number: 20833529.9 (22) Date of filing: 19.06.2020

(51) International Patent Classification (IPC):  G01N 33/68(2006.01) G01N 33/53(2006.01) B01L 3/00(2006.01) (52) Cooperative Patent Classification (CPC): C12Q 1/6806; G01N 1/4077; G01N 35/0098; G01N 2035/1053; B01L 3/502761; B01L 2300/0877; B01L 2300/0829; B01L 9/527; B01L 2200/027   C-Sets: C12Q 1/6806, C12Q 2521/107, C12Q 2525/191, C12Q 2537/149, C12Q 2563/143, C12Q 2563/149; (86) International application number: PCT/US2020/038647 (87) International publication number: WO 2020/263700 (30.12.2020 Gazette 2020/53)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 26.06.2019 US 201962866726 P 05.05.2020 US 202016867235 (71) Applicant: Bio-Rad Laboratories, Inc. Hercules, CA 94547 (US)	(72) Inventors: HANDIQUE, Kalyan Hercules, CA 94547 (US) RANADE, Swati Hercules, CA 94547 (US) SHARMA, Vishal Hercules, CA 94547 (US) PAYNE, Austin Hercules, CA 94547 (US) TUCK, Sam Hercules, CA 94547 (US) (74) Representative: Higgs, Jonathan  Murgitroyd & Company Milton Keynes Altius House 1 North Fourth Street Milton Keynes MK9 1DG Milton Keynes MK9 1DG (GB)