(19)

(11)

EP 4 330 486 A1

(12)

(43) Date of publication: 06.03.2024 Bulletin 2024/10 (21) Application number: 21752156.6 (22) Date of filing: 07.07.2021

(51) International Patent Classification (IPC):  E04B 5/36(2006.01) E04F 15/12(2006.01) E04B 5/48(2006.01) (52) Cooperative Patent Classification (CPC): E04B 5/36; E04B 5/48 (86) International application number: PCT/IB2021/056067 (87) International publication number: WO 2022/229688 (03.11.2022 Gazette 2022/44)

(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: 26.04.2021 IT 202100010508 (71) Applicant: Geoplast SpA 35010 Grantorto (PD) (IT)	(72) Inventor: PEGORARO, Mirco 35010 Grantorto (PD) (IT) (74) Representative: Rocchetto, Elena  Ufficio Veneto Brevetti S.r.l. Via Sorio, 116 35141 Padova 35141 Padova (IT)