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EP 4 504 509 A1

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(43) Date of publication: 12.02.2025 Bulletin 2025/07 (21) Application number: 23718675.4 (22) Date of filing: 23.03.2023

(51) International Patent Classification (IPC):  B32B 3/30(2006.01) B32B 13/12(2006.01) B32B 21/06(2006.01) B32B 21/14(2006.01) B32B 27/30(2006.01) B32B 38/10(2006.01) B32B 43/00(2006.01) B44C 1/22(2006.01) B44C 5/04(2006.01) E04F 13/18(2006.01) B23K 26/00(2014.01) B32B 13/08(2006.01) B32B 21/04(2006.01) B32B 21/08(2006.01) B32B 27/10(2006.01) B32B 38/06(2006.01) B32B 38/14(2006.01) B44C 1/02(2006.01) B44C 3/00(2006.01) E04F 13/08(2006.01) E04F 15/10(2006.01) (52) Cooperative Patent Classification (CPC): E04F 15/107; E04F 13/0866; E04F 13/0871; E04F 13/18; B32B 2607/00; B32B 2607/02; B32B 2471/00; B44C 1/228; B44C 1/02; B44C 5/04; B32B 3/30; B32B 2307/406; B32B 2307/408; B32B 21/14; B32B 21/06; B32B 27/10; B32B 2260/028; B32B 2260/046; B32B 21/042; B32B 21/08; B32B 27/304; B32B 13/08; B32B 13/12; B23K 26/0093; B23K 26/355; B23K 26/083; B41M 5/26; E04F 15/02038; E04F 15/105; B41M 5/267; B23K 26/36; B23K 2103/36; B23K 2103/42; B23K 2103/18 (86) International application number: PCT/IB2023/052848 (87) International publication number: WO 2023/194835 (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: 05.04.2022 BE 202205253 (71) Applicant: Unilin, BV 8710 Wielsbeke (BE)	(72) Inventors: SEGAERT, Martin 8710 Wielsbeke (BE) SEYNAEVE, Bram 8710 Wielsbeke (BE) (74) Representative: Unilin Technologies  Patent Department Ooigemstraat 3 8710 Wielsbeke 8710 Wielsbeke (BE)