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(11)

EP 4 271 905 A1

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(43) Date of publication: 08.11.2023 Bulletin 2023/45 (21) Application number: 22877035.0 (22) Date of filing: 28.01.2022

(51) International Patent Classification (IPC):  E06B 9/24(2006.01) E06B 9/40(2006.01) E06B 9/34(2006.01) A47H 23/06(2006.01) E06B 9/56(2006.01) E06B 9/15(2006.01) E06B 3/00(2006.01) (52) Cooperative Patent Classification (CPC): E06B 9/15; E06B 2009/1522; E06B 2009/1555; E06B 2009/1583; E06B 9/17076 (86) International application number: PCT/TR2022/050079 (87) International publication number: WO 2023/055314 (06.04.2023 Gazette 2023/14)

(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: 01.10.2021 TR 202115393 (71) Applicant: Asas Alüminyum Sanayi ve Ticaret Anonim Sirketi Istanbul (TR)	(72) Inventors: YAVUZ, Gökhan Beykoz/Istanbul (TR) EKER, Burcu Beykoz/Istanbul (TR) MUTLU, Tuncay Beykoz/ Istanbul (TR) SAHIN, Elif Beykoz/ Istanbul (TR) (74) Representative: Liesegang, Eva  Boehmert & Boehmert Anwaltspartnerschaft mbB Pettenkoferstrasse 22 80336 München 80336 München (DE)