(19)

(11)

EP 4 162 321 A1

(12)

(43) Date of publication: 12.04.2023 Bulletin 2023/15 (21) Application number: 21818549.4 (22) Date of filing: 28.05.2021

(51) International Patent Classification (IPC):  G03B 37/04(2006.01) H04N 13/293(2018.01) H04N 13/20(2018.01) H04N 13/296(2018.01) (52) Cooperative Patent Classification (CPC): G03B 35/08; G03B 30/00; H04N 13/243; H04N 13/271; H04N 2213/001 (86) International application number: PCT/US2021/034832 (87) International publication number: WO 2021/247405 (09.12.2021 Gazette 2021/49)

(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: 03.06.2020 US 202063033889 P 24.06.2020 US 202063043761 P 26.10.2020 US 202063105486 P (71) Applicants: Nims, Jerry Sandy Springs, GA 30350 (US) Karszes, William M. Hilton Head Island, SC 29928 (US) Pol, Samuel Lawrenceville, GA 30043 (US)

(72) Inventors: Nims, Jerry Sandy Springs, GA 30350 (US) Karszes, William M. Hilton Head Island, SC 29928 (US) Pol, Samuel Lawrenceville, GA 30043 (US) (74) Representative: HGF  HGF Limited 1 City Walk Leeds LS11 9DX Leeds LS11 9DX (GB)