(19)

(11)

EP 4 243 648 A1

(12)

(43) Date of publication: 20.09.2023 Bulletin 2023/38 (21) Application number: 21893075.8 (22) Date of filing: 11.11.2021

(51) International Patent Classification (IPC):  A44C 17/00(2006.01) A44C 17/04(2006.01) B28D 5/00(2006.01) A44C 17/02(2006.01) A44C 27/00(2006.01) (52) Cooperative Patent Classification (CPC): A44C 17/001 (86) International application number: PCT/US2021/072347 (87) International publication number: WO 2022/104351 (19.05.2022 Gazette 2022/20)

(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: 13.11.2020 US 202063113324 P (71) Applicant: Weitman, Zev, Wolf Brooklyn, NY 11230 (US)	(72) Inventor: Weitman, Zev, Wolf Brooklyn, NY 11230 (US) (74) Representative: Savi, Massimiliano et al Notarbartolo & Gervasi S.p.A. Viale Achille Papa, 30 20149 Milano 20149 Milano (IT)