US2931932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Raster size and linearity control for cathode ray tubes
Assignee: Lanteris Space LLC
•
Filing: 1957-11-18
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Granted: 1960-04-05
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Expires: 1977-11-18
Abstract
No abstract record available.
Inventors
- 👤 Louis E Haigh
- 👤 Irvin C Summers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:36
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/16; H04N3/22; H04N3/223
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB476947A
Cited
FR885948A
Cited
US2692355A
Cited
US2704816A
Cited
US2821671A
Cited
US2824267A
Cited
US2719252A
Cited
FR1123925A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |