US3134907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Character generator
Assignee: General Dynamics Corp
•
Filing: 1960-02-08
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Granted: 1964-05-26
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Expires: 1980-02-08
Abstract
No abstract record available.
Inventors
- 👤 Herman W Volberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:09
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/26; H; H03; H03B; H03B17/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
APPARATUS FOR GENERATING ELECTRICAL WAVEFORMS REPRESENTATIVE OF A DERIVED FUNCTION COMPRISING A LAYER OF ELECTROLUMINESCENT MATERIAL, SCANNING MEANS FOR SUPPLYING AN EXCITING VOLTAGE TO SAID ELECTROLUMINESCENT LAYER TO CAUSE SUCCESSIVE AREAS OF SAID ELECTROLUMINESCENT MATERIAL TO EMIT LUMINOUS ENERGY, PHOTOCONDUCTIVE MEANS INCLUDING AT LEAST ONE PHOTOCONDUCTIVE ELEMENT HAVING A PORTION EXPOSED TO SAID LUMINOUS ENERGY FROM SUCCESSIVE AREAS OF SAID LUMINESCENT MATERIAL, THE CONFIGURATION OF SAID PORTION EXPOSED TO SAID LUMINOUS ENERGY BEING REPRESENTATIVE OF THE DESIRED CONFIGURATION OF SAID VISUAL PRES-
Claim 2
Dependent Claim
82 words
APPARATUS FOR GENERATING ELECTRICAL WAVEFORMS REPRESENTATIVE OF A DERIVED FUNCTION COMPRISING A LAYER OF ELECTROLUMINESCENT MATERIAL, SCANNING MEANS FOR SUPPLYING AN EXCITING VOLTAGE TO SAID ELECTROLUMINESCENT LAYER TO CAUSE SUCCESSIVE AREAS OF SAID ELECTROLUMINESCENT MATERIAL TO EMIT LUMINOUS ENERGY, PHOTOCONDUCTIVE MEANS INCLUDING AT LEAST ONE PHOTOCONDUCTIVE ELEMENT HAVING A PORTION EXPOSED TO SAID LUMINOUS ENERGY FROM SUCCESSIVE AREAS OF SAID LUMINESCENT MATERIAL, THE CONFIGURATION OF SAID PORTION EXPOSED TO SAID LUMINOUS ENERGY BEING REPRESENTATIVE OF THE DESIRED CONFIGURATION OF SAID VISUAL PRES-
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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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |