US3253173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroluminescent cells with phosphor-conductor adhesion and manufacture thereof
Assignee: General Electric Co
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Filing: 1961-10-03
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Granted: 1966-05-24
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Expires: 1981-10-03
Abstract
No abstract record available.
Inventors
- 👤 Robert V Levetan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:15
CPC Classifications
H; H05; H05B; H05B33/00; H05B33/12; H05B33/22; H05B33/26; H05B33/28; Y; Y10; Y10S; Y10S428/00; Y10S428/913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
AN ELECTROLUMINESCENT CELL COMPRISING A TRANSPARENT THERMOPLASTIC SHEET HAVING A SHEET OF ELECTRICALLY CONDUCTIVE GLASS PAPER PARTIALLY EMBEDDED IN ONE FACE THEREOF, A LAYER OF AN ADHESION PROMOTER MATERIAL COATED ON THE SAID GLASS PAPER FACE OF SAID THERMOPLASTIC SHEET, A LAYER OF PHOSPHOR COATED ON THE SAID ADHESION PROMOTER LAYER, AND A LAYER OF ELECTRICALLY CONDUCTIVE MATERIAL ON SAID PHOSPHOR LAYER.
Claim 2
Dependent Claim
62 words
AN ELECTROLUMINESCENT CELL COMPRISING A TRANSPARENT THERMOPLASTIC SHEET HAVING A SHEET OF ELECTRICALLY CONDUCTIVE GLASS PAPER PARTIALLY EMBEDDED IN ONE FACE THEREOF, A LAYER OF AN ADHESION PROMOTER MATERIAL COATED ON THE SAID GLASS PAPER FACE OF SAID THERMOPLASTIC SHEET, A LAYER OF PHOSPHOR COATED ON THE SAID ADHESION PROMOTER LAYER, AND A LAYER OF ELECTRICALLY CONDUCTIVE MATERIAL ON SAID PHOSPHOR LAYER.
References Cited (Backward Citations)
US2945976A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-23 | 1969-11-22 | 1970-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-23 | 1973-11-22 | 1974-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-23 | 1977-11-22 | 1978-05-24 | $7700.00 | Window Closed / Lapsed |