Patent FR1473006A successfully refreshed from Google Patents.
US3132276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroluminescent display device
Assignee: Verizon Laboratories Inc
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Filing: 1960-06-16
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Granted: 1964-05-05
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Expires: 1980-06-16
Abstract
No abstract record available.
Inventors
- 👤 Yando Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:41
CPC Classifications
H; H05; H05B; H05B33/00; H05B33/12; H05B33/22; H04; H04N; H04N3/00; H04N3/10; H04N3/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A DISPLAY DEVICE COMPRISING A SHEET OF PIEZOELECTRIC MATERIAL HAVING FIRST AND SECOND SURFACES; AN ELECTROLUMINESCENT LAYER HAVING AT LEAST THREE EDGES AFFIXED TO THE FIRST SURFACE OF SAID SHEET; AT LEAST THREE ELECTRODES SECURED TO THE FIRST SURFACE OF SAID SHEET ADJACENT TO CORRESPONDING EDGES OF SAID ELECTROLUMINESCENT LAYER, SAID ELECTRODES BEING SPACED ABOUT SAID ELECTROLUMINESCENT LAYER, EACH OF SAID ELECTRODES EXTENDING SUBSTANTIALLY ALONG THE LENGTH OF A CORRESPONDING EDGE OF SAID ELECTROLUMINESCENT LAYER; AND COMMON ELECTRODE MEANS SECURED TO THE SECOND SURFACE OF SAID SHEET.
Claim 2
Dependent Claim
87 words
A DISPLAY DEVICE COMPRISING A SHEET OF PIEZOELECTRIC MATERIAL HAVING FIRST AND SECOND SURFACES; AN ELECTROLUMINESCENT LAYER HAVING AT LEAST THREE EDGES AFFIXED TO THE FIRST SURFACE OF SAID SHEET; AT LEAST THREE ELECTRODES SECURED TO THE FIRST SURFACE OF SAID SHEET ADJACENT TO CORRESPONDING EDGES OF SAID ELECTROLUMINESCENT LAYER, SAID ELECTRODES BEING SPACED ABOUT SAID ELECTROLUMINESCENT LAYER, EACH OF SAID ELECTRODES EXTENDING SUBSTANTIALLY ALONG THE LENGTH OF A CORRESPONDING EDGE OF SAID ELECTROLUMINESCENT LAYER; AND COMMON ELECTRODE MEANS SECURED TO THE SECOND SURFACE OF SAID SHEET.
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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |