(19)

(11)

EP 4 483 313 A1

(12)

(43) Date of publication: 01.01.2025 Bulletin 2025/01 (21) Application number: 23760686.8 (22) Date of filing: 24.02.2023

(51) International Patent Classification (IPC):  G06Q 10/0631(2023.01) H04L 12/40(2006.01) H04L 12/28(2006.01) H05B 1/00(2006.01) (52) Cooperative Patent Classification (CPC): G06Q 10/0631; H05B 6/668; H04L 12/46; H04W 4/80 (86) International application number: PCT/US2023/013804 (87) International publication number: WO 2023/164123 (31.08.2023 Gazette 2023/35)

(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: 24.02.2022 US 202263313370 P (71) Applicant: Duke Manufacturing Co. St. Louis, MO 63102 (US)	(72) Inventor: WANN, Benjamin Kingbay St. Louis, Missouri 63102 (US) (74) Representative: Forrest, Stuart  WP Thompson 138 Fetter Lane London EC4A 1BT London EC4A 1BT (GB)