Patent US4762125A successfully refreshed from Google Patents.
US2877376A
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Phosphor screen device
Assignee: TDK Micronas GmbH
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Filing: 1955-09-06
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Granted: 1959-03-10
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Expires: 1975-09-06
Abstract
No abstract record available.
Inventors
- 👤 Richard K Orthuber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:49
CPC Classifications
H; H01; H01J; H01J31/00; H01J31/08; H01J31/10; H01J31/12; H01J31/123; H01J31/124; H01J29/00; H01J29/02; H01J29/10; H01J29/18; H04; H04N; H04N3/00; H04N3/10; H04N3/12; H04N3/14; H04N5/00; H04N5/76; H04N5/80; H05; H05B; H05B33/00; H10; H10F; H10F55/00; H10F55/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1779748A
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US2313286A
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US2449558A
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US2513947A
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US2652514A
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US2795729A
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US2698915A
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US2795731A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |