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EP 4 798 430 A1

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(43) Date of publication: 02.09.2026 Bulletin 2026/36 (21) Application number: 24800958.1 (22) Date of filing: 23.10.2024

(51) International Patent Classification (IPC):  B29C 64/232(2017.01) B33Y 30/00(2015.01) B22F 12/00(2021.01) B29C 64/40(2017.01) B22F 10/47(2021.01) E04G 21/04(2006.01) (52) Cooperative Patent Classification (CPC): B29C 64/232; B29C 64/245; B29C 64/393; B29C 64/10; B33Y 30/00; B33Y 10/00; B22F 12/222; B29C 64/40; B22F 10/47; B22F 12/88; B22F 12/53; B22F 12/55 (86) International application number: PCT/IT2024/050212 (87) International publication number: WO 2025/088651 (01.05.2025 Gazette 2025/18)

(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: 24.10.2023 IT 202300022239 (71) Applicant: Alma Mater Studiorum - Università di Bologna 40126 Bologna (BO) (IT)	(72) Inventors: PALERMO, Michele 40131 BOLOGNA (BO) (IT) TROMBETTI, Tomaso 40134 BOLOGNA (BO) (IT) ARRE', Lidiana 70010 TURI (BA) (IT) PALLI, Gianluca 47121 FORLI' (FC) (IT) GOVONI, Andrea 40011 ANZOLA DELL'EMILIA (BO) (IT) (74) Representative: Petraz, Gilberto Luigi et al GLP S.r.l. Viale Europa Unita, 171 33100 Udine Viale Europa Unita, 171 33100 Udine (IT)