(19)

(11)

EP 4 739 485 A1

(12)

(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24746055.3 (22) Date of filing: 03.07.2024

(51) International Patent Classification (IPC):  B29C 57/02(2006.01) B29D 23/00(2006.01) B29B 13/02(2006.01) B29L 23/00(2006.01) (52) Cooperative Patent Classification (CPC): B29C 57/025; B29B 13/025; B29D 23/001; B29L 2023/22 (86) International application number: PCT/IB2024/056478 (87) International publication number: WO 2025/008754 (09.01.2025 Gazette 2025/02)

(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: GE KH MA MD TN (30) Priority: 05.07.2023 IT 202300014037 (71) Applicant: IPM S.R.L. 48022 Lugo (Ravenna) (IT)	(72) Inventor: ARGNANI, Claudio 48022 Lugo (RA) (IT) (74) Representative: Cicconetti, Andrea  Accapi S.r.l. Via de' Griffoni, 10/A 40123 Bologna 40123 Bologna (IT)