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US3740281A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of producing a laminated glass panel incorporating an electrical heating wire assembly

Assignee: Nippon Safety Glass Co Ltd
•
Filing: 1970-06-09
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Granted: 1973-06-19
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Expires: 1990-06-09
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Abstract

Abstract AN ELECTRICAL HEAATING WIRE ASSEMBLY FOR INCORPORATION IN A WIRED LAMINATED GLASS PANEL, COMPRISING AN ARRAY OF CLOSELY SPACED PARALLEL ELECTRIC HEATING WIRES SANDWICHED BETWEEN TWO SHEETS OF FILMS WHICH ARE NOT ADHESIVE TO THE CEMENT TO BE USED FOR BONNDING A PAIR OF GLASS SHEETS FORMING SAID LAMINATED GLASS PANEL AND AT LEAST ONE OF WHICH HAS SAID CEMENT COATED ON THE INSIDE FACE THEREOF TO SECURE THE INDIVIDUAL ELECTRICAL HEATING WIRES IN POSITIONS INTEGRAL THEREWITH, SAID ELECTRICAL HEATING WIRE ASSEMBLY BEING USED IN SUCH A MANNER THAT AFTER REMOVING THE TWO. SHEETS OF FILMS, THE ARRAY OF ELECTRICAL HEATING WIRES CARRIED BY THE CEMENT LAYER IS LAID ON THE INSIDE FACE OF ONE OF SAID PAIR OF GLASS SHEETS AND THE OTHER ONE OF THE GLASS SHEETS IS LAID ON SAID ARRAY OF ELECTRICAL HEATING WIRES WITH THE SAME CEMENT INTERPOSED THEREBETWEEN, WHEREBY THE TWO GLASS SHEETS ARE BONDED TOGETHER WITH THE ARRAY OF HEATING WIRES INCORPORATED THEREIN.

Inventors

  • 👤 Y Fujiwara

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 17:45
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10009; B32B17/10036; B32B17/10165; B32B17/10376; H; H05; H05B; H05B3/00; H05B3/84; H05B3/86; H05B2203/00; H05B2203/014; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49083; Y10T428/00; Y10T428/249921; Y10T428/249924; Y10T428/24994; Y10T428/31504; Y10T428/31551; Y10T428/31627; Y10T428/3163; Y10T428/31678; Y10T428/31688

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-06-18 1976-12-18 1977-06-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-06-18 1980-12-18 1981-06-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-06-18 1984-12-18 1985-06-19 $7700.00 Window Closed / Lapsed

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