US3141107A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroluminescent device with non linear resistance
Assignee: Verizon Laboratories Inc
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Filing: 1960-04-15
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Granted: 1964-07-14
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Expires: 1980-04-15
Abstract
No abstract record available.
Inventors
- 👤 Wasserman Moe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:55
CPC Classifications
H; H05; H05B; H05B44/00; Y; Y02; Y02B; Y02B20/00; Y02B20/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
AN ELECTROLUMINESCENT DEVICE COMPRISING A PLURALITY OF ELECTROLUMINESCENT CELLS, A LIKE PLURALITY OF NON-LINEAR RESISTORS HAVING DIFFERENT ELECTRICAL CHARACTERISTICS, EACH RESISTOR BEING CONNECTED IN SERIES WITH A CORRESPONDING CELL TO FORM A LIKE PLURALITY OF SERIES CIRCUITS, MEANS CONNECTING SAID CIRCUITS IN PARALLEL, AND MEANS TO APPLY A VARIABLE SIGNAL TO ALL OF SAID PARALLEL CONNECTED CIRCUITS, SAID ELECTRICAL CHARACTERISTICS HAVING VALUES AT WHICH EACH CELL IS ENERGIZED AT A DIFFERENT THRESHOLD VOLTAGE LEVEL.
Claim 2
Dependent Claim
74 words
AN ELECTROLUMINESCENT DEVICE COMPRISING A PLURALITY OF ELECTROLUMINESCENT CELLS, A LIKE PLURALITY OF NON-LINEAR RESISTORS HAVING DIFFERENT ELECTRICAL CHARACTERISTICS, EACH RESISTOR BEING CONNECTED IN SERIES WITH A CORRESPONDING CELL TO FORM A LIKE PLURALITY OF SERIES CIRCUITS, MEANS CONNECTING SAID CIRCUITS IN PARALLEL, AND MEANS TO APPLY A VARIABLE SIGNAL TO ALL OF SAID PARALLEL CONNECTED CIRCUITS, SAID ELECTRICAL CHARACTERISTICS HAVING VALUES AT WHICH EACH CELL IS ENERGIZED AT A DIFFERENT THRESHOLD VOLTAGE LEVEL.
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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |