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EP 3 938 197 A1

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(43) Date of publication: 19.01.2022 Bulletin 2022/03 (21) Application number: 20719248.5 (22) Date of filing: 12.03.2020

(51) International Patent Classification (IPC):  B30B 15/06(2006.01) B30B 9/10(2006.01) C11B 1/08(2006.01) (52) Cooperative Patent Classification (CPC): B30B 15/064; B30B 9/10; C11B 1/08 (86) International application number: PCT/US2020/022316 (87) International publication number: WO 2020/186017 (17.09.2020 Gazette 2020/38)

(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: 13.03.2019 US 201962818097 P 15.03.2019 US 201962819098 P 03.04.2019 US 201962828701 P 09.12.2019 US 201962945511 P (71) Applicant: Sitnik, Spencer Downey, CA 90242 (US)

(72) Inventor: Sitnik, Spencer Downey, CA 90242 (US) (74) Representative: Rowlands, Stuart Michael et al Maucher Jenkins 26 Caxton Street London SW1H 0RJ London SW1H 0RJ (GB)