(19)
(11) EP 4 251 820 A1

(12)

(43) Date of publication:
04.10.2023 Bulletin 2023/40

(21) Application number: 22809902.4

(22) Date of filing: 10.10.2022
(51) International Patent Classification (IPC): 
E04D 13/03(2006.01)
F24F 7/02(2006.01)
 E04D 13/035(2006.01)
(52) Cooperative Patent Classification (CPC):
F24F 7/02; E04D 13/0354; E04D 13/0315
(86) International application number:
PCT/HU2022/050071
(87) International publication number:
WO 2023/062396 (20.04.2023 Gazette 2023/16)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 11.10.2021 HU 2100350

(71) Applicant: Stal-West Zrt.
6041 Kerekegyháza (HU)

(72) Inventors:
  • HUGYECZ, Zoltán
    6000 Kecskemét (HU)
  • HUGYECZ, Donát
    6000 Kecskemét (HU)
  • PETRÓCZKI, Attila
    5462 Cibakháza (HU)

(74) Representative: Danubia Patent & Law Office LLC 
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1051 Budapest
1051 Budapest (HU)

   


(54) A THERMAL INSULATING DOOR OR WINDOW, IN PARTICULAR ROOF HATCH