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EP 4 412 505 A1

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(43) Date of publication: 14.08.2024 Bulletin 2024/33 (21) Application number: 22793178.9 (22) Date of filing: 03.10.2022

(51) International Patent Classification (IPC):  A47L 9/00(2006.01) A47L 9/28(2006.01) A47L 9/04(2006.01) (52) Cooperative Patent Classification (CPC): A47L 9/0072; A47L 9/0411; A47L 9/0477; A47L 9/2826; A47L 9/2847 (86) International application number: PCT/EP2022/077472 (87) International publication number: WO 2023/057391 (13.04.2023 Gazette 2023/15)

(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: 06.10.2021 EP 21201170 (71) Applicant: Versuni Holding B.V. 5656 AE Eindhoven (NL)	(72) Inventors: LEI, Lieuwe Hendrik 5656 AE Eindhoven (NL) VAN DER KOOI, Johannes Tseard 5656 AE Eindhoven (NL) (74) Representative: Vollering, Stefanus Franciscus Maria  Versuni Holding B.V. High Tech Campus 42 5656 AE Eindhoven 5656 AE Eindhoven (NL)