(19)

(11)

EP 4 121 741 A1

(12)

(43) Date of publication: 25.01.2023 Bulletin 2023/04 (21) Application number: 21713161.4 (22) Date of filing: 10.03.2021

(51) International Patent Classification (IPC):  G01N 21/3554(2014.01) G01N 33/10(2006.01) G01N 25/58(2006.01) (52) Cooperative Patent Classification (CPC): G01N 33/10; G01N 2011/004; G01J 5/0265; G01J 5/0846; G01J 5/05; G01J 5/051 (86) International application number: PCT/NL2021/050163 (87) International publication number: WO 2021/187974 (23.09.2021 Gazette 2021/38)

(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 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: 16.03.2020 NL 2025143 (71) Applicant: Kaak Groep B.V. 7061 GA Terborg (NL)	(72) Inventors: VEROUDEN, Franciscus Quirinus Fredrik 7061 GA Terborg (NL) KOKKOTI, Maria 7061 GA Terborg (NL) RABEN, Sjoerd Gerardus Johannes 7061 GA Terborg (NL) (74) Representative: Peters, Sebastian Martinus  Octrooibureau Vriesendorp & Gaade B.V. Koninginnegracht 19 2514 AB Den Haag 2514 AB Den Haag (NL)