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US2979559A
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Index-signal generating system for multi-beam cathode-ray tubes
Assignee: Lanteris Space LLC
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Filing: 1957-08-02
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Granted: 1961-04-11
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Expires: 1977-08-02
Abstract
No abstract record available.
Inventors
- 👤 Jr Monte I Burgett
- 👤 William G Ehrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:20
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16; H04N9/22; H04N9/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2587074A
Cited
US2671129A
Cited
US2763715A
Cited
US2727184A
Cited
US2737608A
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US2792521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |