(19)

(11)

EP 4 391 869 A1

(12)

(43) Date of publication: 03.07.2024 Bulletin 2024/27 (21) Application number: 22758600.5 (22) Date of filing: 23.08.2022

(51) International Patent Classification (IPC):  A47C 17/70(2006.01) A47C 19/20(2006.01) (52) Cooperative Patent Classification (CPC): A47C 17/70; A47C 19/202 (86) International application number: PCT/NL2022/050484 (87) International publication number: WO 2023/027583 (02.03.2023 Gazette 2023/09)

(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: 25.08.2021 NL 2029050 (71) Applicant: Ubed B.V. 1018 LE Amsterdam (NL)	(72) Inventor: DE LA HAYE, Cornelis Franciscus 2597 RP 's-Gravenhage (NL) (74) Representative: Nederlandsch Octrooibureau  P.O. Box 29720 2502 LS The Hague 2502 LS The Hague (NL)