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(11)

EP 4 364 533 A1

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(43) Date of publication: 08.05.2024 Bulletin 2024/19 (21) Application number: 21806504.3 (22) Date of filing: 01.10.2021

(51) International Patent Classification (IPC):  H05B 47/18(2020.01) F21V 23/04(2006.01) H05B 47/19(2020.01) G08C 15/00(2006.01) (52) Cooperative Patent Classification (CPC): H05B 47/18; H05B 47/19; F21V 23/0435; F21V 23/0442; H04Q 9/00; H04Q 2209/823 (86) International application number: PCT/US2021/053072 (87) International publication number: WO 2023/277937 (05.01.2023 Gazette 2023/01)

(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: 29.06.2021 IN 202121029045 13.07.2021 US 202117374562 (71) Applicant: Appleton Grp LLC Rosemont, IL 60018 (US)	(72) Inventors: GRAFF, Timothy, E. Arlington Heights, IL 60005 (US) GURJAR, Ravindra, Viraj Pune, 411038 (IN) (74) Representative: Meissner Bolte Partnerschaft mbB  Patentanwälte Rechtsanwälte Postfach 86 06 24 81633 München 81633 München (DE)