(19)

(11)

EP 3 829 661 A1

(12)

(43) Date of publication: 09.06.2021 Bulletin 2021/23 (21) Application number: 19759753.7 (22) Date of filing: 01.08.2019

(51) International Patent Classification (IPC):  A61L 9/20(2006.01) A61L 9/014(2006.01) A61L 9/22(2006.01) A61L 9/18(2006.01) (86) International application number: PCT/IB2019/056563 (87) International publication number: WO 2020/026183 (06.02.2020 Gazette 2020/06)

(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: 02.08.2018 IT 201800007762 (71) Applicant: 2Zeta S.r.l. 35030 Bastia di Rovolon (PD) (IT)	(72) Inventors: FAGGIN, Ermanno 35030 Cervarese Santa Croce (PD) (IT) FAGGIN, Manuel 35030 Cervarese Santa Croce (PD) (IT) FAGGIN, Erik 35030 Cervarese Santa Croce (PD) (IT) (74) Representative: Morabito, Sara et al Cantaluppi & Partners S.r.l. Piazzetta Cappellato Pedrocchi, 18 35122 Padova 35122 Padova (IT)