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EP 4 326 551 A1

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(43) Date of publication: 28.02.2024 Bulletin 2024/09 (21) Application number: 22723638.7 (22) Date of filing: 20.04.2022

(51) International Patent Classification (IPC):  B32B 17/10(2006.01) E06B 3/66(2006.01) B32B 27/32(2006.01) E06B 5/16(2006.01) (52) Cooperative Patent Classification (CPC): B32B 17/10055; B32B 17/1088; B32B 17/10844; B32B 17/10972; B32B 17/10091; B32B 17/10137; B32B 17/10761; B32B 17/1077; B32B 17/10311; B32B 17/10788; B32B 27/325; E06B 3/6612; B32B 17/10165; B32B 17/10871; B32B 2307/102; E06B 3/6775; Y02B 80/22 (86) International application number: PCT/EP2022/060369 (87) International publication number: WO 2022/223586 (27.10.2022 Gazette 2022/43)

(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: 21.04.2021 EP 21169721 (71) Applicants: AGC Glass Europe 1348 Louvain-La-Neuve (BE) AGC Inc. Tokyo 100-8405 (JP) AGC Flat Glass North America, Inc. Alpharetta, 30022-1167 (US) AGC Vidros do Brasil Ltda. Sao Paulo, CEP 12523-671 (BR)

(72) Inventors: CARLEER, Pierre 1410 Waterloo (BE) LEYBROS, Perrine 5002 Saint-Servais (BE) JEANFILS, Julien 1457 Walhain (BE) (74) Representative: AGC Glass Europe  Technovation Centre Intellectual Property Department Rue Louis Blériot 12 6041 Gosselies 6041 Gosselies (BE)