(19)

(11)

EP 3 724 417 A1

(12)

(43) Date of publication: 21.10.2020 Bulletin 2020/43 (21) Application number: 18826522.7 (22) Date of filing: 10.12.2018

(51) International Patent Classification (IPC):  E04F 10/06(2006.01) (86) International application number: PCT/EP2018/084190 (87) International publication number: WO 2019/115460 (20.06.2019 Gazette 2019/25)

(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: 13.12.2017 IT 201700143319 (71) Applicant: BAT S.P.A. 30020 NOVENTA DI PIAVE (VE) (IT)	(72) Inventor: BARBIERI, Amorino 30016 JESOLO (IT) (74) Representative: Modiano, Micaela Nadia  Modiano & Partners Via Meravigli, 16 20123 Milano 20123 Milano (IT)