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(11)

EP 4 264 279 A1

(12)

(43) Date of publication: 25.10.2023 Bulletin 2023/43 (21) Application number: 21911852.8 (22) Date of filing: 22.11.2021

(51) International Patent Classification (IPC):  G01N 33/68(2006.01) (52) Cooperative Patent Classification (CPC): B01L 3/502761; B01L 3/502715; B01L 2300/0816; B01L 2300/0867; B01L 2300/0883; B01L 2200/027; B01L 2400/0487; G01N 21/645 (86) International application number: PCT/US2021/060394 (87) International publication number: WO 2022/140000 (30.06.2022 Gazette 2022/26)

(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: 21.12.2020 US 202063128439 P 05.03.2021 US 202117193913 (71) Applicant: GenNext Technologies, Inc. Half Moon Bay CA 94019 (US)

(72) Inventors: WEINBERGER, Scot Randy San Francisco, CA 94111 (US) EGAN, Robert Wallace San Francisco, CA 94111 (US) PERSOFF, Jeffrey Jonathan San Francisco, CA 94111 (US) CHEA, Emily Elizabeth San Francisco, CA 94111 (US) BUI, Tan Huu San Francisco, CA 94111 (US) HOLMAN, David Allan San Francisco, CA 94111 (US) (74) Representative: Mollekopf, Gerd Willi  Kahler Käck Mollekopf Partnerschaft von Patentanwälten mbB Vorderer Anger 239 86899 Landsberg/Lech 86899 Landsberg/Lech (DE)