(19)

(11)

EP 4 374 263 A1

(12)

(43) Date of publication: 29.05.2024 Bulletin 2024/22 (21) Application number: 22750904.9 (22) Date of filing: 18.07.2022

(51) International Patent Classification (IPC):  G06F 16/16(2019.01) G06F 3/04817(2022.01) (52) Cooperative Patent Classification (CPC): G06F 3/04817; G06F 16/168 (86) International application number: PCT/IB2022/056582 (87) International publication number: WO 2023/002339 (26.01.2023 Gazette 2023/04)

(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: 19.07.2021 IT 202100018971 (71) Applicant: Dragotti, Gualtiero I-20129 Milano (MI) (IT)	(72) Inventor: Dragotti, Gualtiero I-20129 Milano (MI) (IT) (74) Representative: Dragotti & Associati S.R.L.  Via Nino Bixio, 7 20129 Milano 20129 Milano (IT)