(19)
(11) EP 4 295 006 A1

(12)

(43) Date of publication:
27.12.2023 Bulletin 2023/52

(21) Application number: 22706985.3

(22) Date of filing: 16.02.2022
(51) International Patent Classification (IPC): 
E06B 3/663(2006.01)
F24S 80/50(2018.01)
(52) Cooperative Patent Classification (CPC):
E06B 3/66366
(86) International application number:
PCT/US2022/016556
(87) International publication number:
WO 2022/177956 (25.08.2022 Gazette 2022/34)
(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: 17.02.2021 US 202163150222 P
14.02.2022 US 202217670859

(71) Applicant: Vitro Flat Glass LLC
Cheswick PA 15024 (US)

(72) Inventors:
  • SHABANI, Roxana
    San Diego, CA 92127 (US)
  • MCCAMY, James, W.
    Murrysville, PA 15632 (US)
  • DAVIS, William, II
    Fombell, Pennsylvania 16123 (US)

(74) Representative: f & e patent 
Braunsberger Feld 29
51429 Bergisch Gladbach
51429 Bergisch Gladbach (DE)

   


(54) MULTI-PANE INSULATED GLASS UNIT HAVING A RELAXED FILM FORMING A THIRD PANE AND METHOD OF MAKING THE SAME