(19)

(11)

EP 3 921 489 A1

(12)

(43) Date of publication: 15.12.2021 Bulletin 2021/50 (21) Application number: 20708613.3 (22) Date of filing: 05.02.2020

(51) International Patent Classification (IPC):  E04F 15/02(2006.01) (52) Cooperative Patent Classification (CPC): E04F 2201/0552; E04F 15/02038; E04F 15/02011; E04F 2201/0547; E04F 2201/049; E04F 2201/0588; E04F 2201/0535; E04F 2201/0161 (86) International application number: PCT/IB2020/050904 (87) International publication number: WO 2020/161627 (13.08.2020 Gazette 2020/33)

(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: 07.02.2019 BE 201905073 (71) Applicant: Flooring Industries Limited, SARL 8070 Bertrange (LU)	(72) Inventor: CAPPELLE, Mark 8840 Staden (BE) (74) Representative: Vangheluwe, Lieven Germain L.  Flooring Industries Limited, SARL Patent department Ooigemstraat 3 8710 Wielsbeke 8710 Wielsbeke (BE)