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EP 4 565 824 A1

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(43) Date of publication: 11.06.2025 Bulletin 2025/24 (21) Application number: 23765307.6 (22) Date of filing: 01.08.2023

(51) International Patent Classification (IPC):  F24F 11/38(2018.01) F24F 11/62(2018.01) F24F 11/89(2018.01) F24F 11/54(2018.01) F24F 11/88(2018.01) (52) Cooperative Patent Classification (CPC): F24F 11/38; F24F 11/54; F24F 11/62; F24F 11/88; F24F 11/89; F24F 2221/36 (86) International application number: PCT/IB2023/057785 (87) International publication number: WO 2024/028765 (08.02.2024 Gazette 2024/06)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 02.08.2022 IT 202200016437 (71) Applicant: Nutini, Sandro 20138 Milano (IT)	(72) Inventor: Nutini, Sandro 20138 Milano (IT) (74) Representative: Sach, Greg Robert  STERAF S.r.l. Corso di Porta Romana 132 20122 Milan 20122 Milan (IT)