(19)

(11)

EP 4 504 113 A1

(12)

(43) Date of publication: 12.02.2025 Bulletin 2025/07 (21) Application number: 23730715.2 (22) Date of filing: 05.04.2023

(51) International Patent Classification (IPC):  A61F 13/49(2006.01) A61F 13/514(2006.01) (52) Cooperative Patent Classification (CPC): A61F 13/51496; A61F 13/49; A61F 2013/8497 (86) International application number: PCT/EP2023/058963 (87) International publication number: WO 2023/194446 (12.10.2023 Gazette 2023/41)

(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: 08.04.2022 NL 2031537 (71) Applicant: Drylock Technologies NV 9240 Zele (BE)	(72) Inventor: VAN INGELGEM, Werner 9240 Zele (BE) (74) Representative: Arnold & Siedsma  Bezuidenhoutseweg 57 2594 AC The Hague 2594 AC The Hague (NL)