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EP 4 680 932 A1

(12)

(43) Date of publication: 21.01.2026 Bulletin 2026/04 (21) Application number: 23822481.0 (22) Date of filing: 04.12.2023

(51) International Patent Classification (IPC):  G01N 1/31(2006.01) G01N 35/00(2006.01) G01N 1/44(2006.01) (52) Cooperative Patent Classification (CPC): G01N 1/312; G01N 2035/00158; G01N 1/44; B01L 9/527 (86) International application number: PCT/LV2023/050018 (87) International publication number: WO 2024/191277 (19.09.2024 Gazette 2024/38)

(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: 15.03.2023 LV 230026 (71) Applicants: Argento Lab, SIA 2163 Garciems, Adazu nov., Carnikavas pag. (LV) Transporta un sakaru instituts, AS 1019 Riga (LV)	(72) Inventors: GERCEVS, Ivans 1019 Riga (LV) MEZHEYEUSKI, Artur 08035 Barcelona (ES) MICKE, Patrick 756 47 Uppsala (SE) STRELL, Carina 756 43 Uppsala (SE) KOZARINA, Taisija 1019 Riga (LV) ZACS, Andris 1019 Riga (LV) PTICINA, Irina 1019 Riga (LV) PETROVS, Vladimirs 1019 Riga (LV) (74) Representative: Kromanis, Artis  Kromanis, SIA Ranka dambis 30 - 111 1048 Riga 1048 Riga (LV)