(19)

(11)

EP 4 226 607 A1

(12)

(43) Date of publication: 16.08.2023 Bulletin 2023/33 (21) Application number: 21786702.7 (22) Date of filing: 09.09.2021

(51) International Patent Classification (IPC):  H04N 9/31(2006.01) (52) Cooperative Patent Classification (CPC): H04N 9/3147; H04N 9/3185; H04N 9/3194; H04N 9/3179 (86) International application number: PCT/US2021/049616 (87) International publication number: WO 2022/076123 (14.04.2022 Gazette 2022/15)

(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: 09.10.2020 US 202017066838 (71) Applicant: Material Technologies Corporation Boca Raton, FL 33431 (US)	(72) Inventor: SANDOW, Adam I. Boca Raton, Florida 33431 (US) (74) Representative: Ponti & Partners, S.L.P  Edifici PRISMA Av. Diagonal núm. 611-613, Planta 2 08028 Barcelona 08028 Barcelona (ES)