US3409759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated transparent panel incorporating electrical heating wires and method of producing same
Assignee: Libbey Owens Ford Glass Co
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Filing: 1966-07-21
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Granted: 1968-11-05
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Expires: 1986-07-21
Abstract
No abstract record available.
Inventors
- 👤 James H Boicey
- 👤 Robert L Livingston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:27
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10807; B32B17/10899; B32B17/10926; B32B17/10165; B32B17/10376; B32B17/10385; B32B17/1055; B32B17/10761; H; H05; H05B; H05B3/00; H05B3/10; H05B3/16; H05B3/84; H05B3/86; H05B2203/00; H05B2203/014; H05B2203/016; H05B2203/017
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A HEATED GLAZING, COMPRISING AT LEAST A PAIR OF GLASS SHEETS BONDED TOGETHER THROUGH AN INTERPOSED TRANSPARENT SHEET OF THERMOPLASTIC MATERIAL, A PAIR OF SPACED ELECTRODES INTERPOSED BETWEEN ONE OF SAID GLASS SHEETS AND SAID THERMOPLASTIC SHEET, SAID ELECTRODES COMPRISING A FIRST LAYER FORMED BY THE AIR-DRYING OF A SUSPENSION OF FINELY DIVIDED ELECTRICALLY CONDUCTING METAL PARTICLES IN AN AIR-DRY BINDER MATERIAL ADHERED DIRECTLY SAID THERMOPLASTIC MATERIAL AND A SECOND LAYER COMPRISED OF A THIN STRIP OF AN ELECTRICALLY CONDUCTING METAL SUPERIMPOSED OVER SAID FIRST LAYER, AND A PLURALITY OF SPACED WIRES EXTENDING BETWEEN SAID ELECTRODES, SAID WIRES BEING AT LEAST PARTIALLY EMBEDDED IN SAID THERMOPLASTIC MATERIAL WITH THE ENDS OF EACH OF SAID WIRES BEING DISPOSED BETWEEN SAID FIRST AND SECOND ELECTRODE LAYERS AND IN ELECTRICAL CONTACT THEREWITH.
Claim 2
Dependent Claim
129 words
A HEATED GLAZING, COMPRISING AT LEAST A PAIR OF GLASS SHEETS BONDED TOGETHER THROUGH AN INTERPOSED TRANSPARENT SHEET OF THERMOPLASTIC MATERIAL, A PAIR OF SPACED ELECTRODES INTERPOSED BETWEEN ONE OF SAID GLASS SHEETS AND SAID THERMOPLASTIC SHEET, SAID ELECTRODES COMPRISING A FIRST LAYER FORMED BY THE AIR-DRYING OF A SUSPENSION OF FINELY DIVIDED ELECTRICALLY CONDUCTING METAL PARTICLES IN AN AIR-DRY BINDER MATERIAL ADHERED DIRECTLY SAID THERMOPLASTIC MATERIAL AND A SECOND LAYER COMPRISED OF A THIN STRIP OF AN ELECTRICALLY CONDUCTING METAL SUPERIMPOSED OVER SAID FIRST LAYER, AND A PLURALITY OF SPACED WIRES EXTENDING BETWEEN SAID ELECTRODES, SAID WIRES BEING AT LEAST PARTIALLY EMBEDDED IN SAID THERMOPLASTIC MATERIAL WITH THE ENDS OF EACH OF SAID WIRES BEING DISPOSED BETWEEN SAID FIRST AND SECOND ELECTRODE LAYERS AND IN ELECTRICAL CONTACT THEREWITH.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-05 | 1972-05-06 | 1972-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-05 | 1976-05-06 | 1976-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-05 | 1980-05-06 | 1980-11-05 | $7700.00 | Window Closed / Lapsed |