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(11)

EP 4 297 616 A1

(12)

(43) Date of publication: 03.01.2024 Bulletin 2024/01 (21) Application number: 22706632.1 (22) Date of filing: 22.02.2022

(51) International Patent Classification (IPC):  A47C 27/14(2006.01) A47C 27/12(2006.01) B60N 2/70(2006.01) B32B 7/08(2019.01) D04H 1/40(2012.01) B29C 48/00(2019.01) B32B 37/12(2006.01) B32B 5/12(2006.01) B32B 7/12(2006.01) B32B 7/14(2006.01) D04H 1/4334(2012.01) A47C 27/00(2006.01) A47C 27/15(2006.01) B32B 5/06(2006.01) B60N 2/64(2006.01) B32B 7/028(2019.01) B32B 27/00(2006.01) B32B 5/10(2006.01) B32B 5/26(2006.01) B32B 5/14(2006.01) B32B 5/02(2006.01) (52) Cooperative Patent Classification (CPC): B32B 5/026; B32B 2307/3065; B32B 2255/02; B32B 2262/0261; B32B 2262/12; B32B 2262/132; B32B 2307/584; B60N 2/64; B32B 2601/00; B32B 2605/003; B32B 27/12; B32B 5/08; B32B 2307/581; B32B 2037/0092; B32B 37/04; B29C 70/20; B29C 70/70; B29C 70/542; B29C 43/006 (86) International application number: PCT/EP2022/054298 (87) International publication number: WO 2022/179994 (01.09.2022 Gazette 2022/35)

(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: 23.02.2021 EP 21158601 10.06.2021 EP 21178766 (71) Applicant: Zephyros Inc. Romeo, MI 48065 (US)	(72) Inventors: ENGEL, Marc 67380 Lingolsheim (FR) CHAUT, Christophe 67120 Molsheim (FR) (74) Representative: Kutzenberger Wolff & Partner  Waidmarkt 11 50676 Köln 50676 Köln (DE)