(19)

(11)

EP 4 167 791 A1

(12)

(43) Date of publication: 26.04.2023 Bulletin 2023/17 (21) Application number: 21734066.0 (22) Date of filing: 14.06.2021

(51) International Patent Classification (IPC):  A43B 7/12(2006.01) A43D 11/00(2006.01) A43D 3/04(2006.01) (52) Cooperative Patent Classification (CPC): A43D 3/04; A43D 11/003; A43B 7/12; A43B 7/125 (86) International application number: PCT/EP2021/065935 (87) International publication number: WO 2021/254951 (23.12.2021 Gazette 2021/51)

(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: 17.06.2020 US 202063040079 P (71) Applicant: W.L. Gore & Associates GmbH 85640 Putzbrunn (DE)	(72) Inventors: HAUER, Stefan 83707 Bad Wiessee (DE) MUTH, Maximilian 82008 Unterhaching (DE) HEIDENFELDER, Jens 85604 Zorneding (DE) (74) Representative: Schmitt-Nilson Schraud Waibel Wohlfrom Patentanwälte Partnerschaft mbB  Pelkovenstraße 143 80992 München 80992 München (DE)