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EP 4 281 008 A1

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(43) Date of publication: 29.11.2023 Bulletin 2023/48 (21) Application number: 22742991.7 (22) Date of filing: 12.01.2022

(51) International Patent Classification (IPC):  A61F 2/07(2013.01) A61F 2/82(2013.01) A61F 2/86(2013.01) A61F 2/00(2006.01) A61F 2/852(2013.01) A61L 31/14(2006.01) (52) Cooperative Patent Classification (CPC): A61F 2/07; A61F 2/852; A61F 2002/075; A61F 2/95; A61F 2250/0023; A61F 2210/0061 (86) International application number: PCT/US2022/012083 (87) International publication number: WO 2022/159310 (28.07.2022 Gazette 2022/30)

(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: 25.01.2021 US 202117156743 05.03.2021 US 202117193094 05.03.2021 US 202117193081 12.03.2021 US 202117200412 (71) Applicant: Walzmann, Daniel, Ezra Teaneck, NJ 07666 (US)

(72) Inventor: Walzmann, Daniel, Ezra Teaneck, NJ 07666 (US) (74) Representative: Gevers Patents  Intellectual Property House Holidaystraat 5 1831 Diegem 1831 Diegem (BE)