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EP 4 120 868 A1

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(43) Date of publication: 25.01.2023 Bulletin 2023/04 (21) Application number: 21771111.8 (22) Date of filing: 22.03.2021

(51) International Patent Classification (IPC):  A42B 3/04(2006.01) A62B 18/04(2006.01) (52) Cooperative Patent Classification (CPC): A42B 3/044; A42B 3/286; A42B 3/225; A42B 3/283; A42B 3/046; A42B 3/30; A62B 18/045; A62B 9/006 (86) International application number: PCT/US2021/023543 (87) International publication number: WO 2021/189060 (23.09.2021 Gazette 2021/38)

(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: 20.03.2020 US 202062992277 P 17.07.2020 US 202063053552 P 17.07.2020 US 202063053542 P 17.07.2020 US 202063053546 P 17.07.2020 US 202063053537 P 17.07.2020 US 202063053523 P 17.07.2020 US 202063053548 P 17.07.2020 US 202063053519 P 17.07.2020 US 202063053526 P 26.10.2020 US 202063105830 P (71) Applicant: Hall Labs LLC Provo, UT 84606 (US)

(72) Inventors: HALL, David R. Provo, Utah 84606 (US) HALL, Michael Provo, UT 84606 (US) FLINDERS, Chandler Provo, UT 84606 (US) ENGLUND, Jordan Provo, UT 84606 (US) RAMARAJ, Prabhakar Provo, UT 84606 (US) DEAN, Jacob Provo, UT 84606 (US) PULLEN, Anthony E. Provo, UT 84606 (US) DUNCAN, Jeff Provo, UT 84606 (US) (74) Representative: Murgitroyd & Company  Murgitroyd House 165-169 Scotland Street Glasgow G5 8PL Glasgow G5 8PL (GB)