Patent US2517808A successfully refreshed from Google Patents.
US2517808A
Expired / Lapsed
US
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Image recording and reproducing apparatus
Assignee: RCA Corp
•
Filing: 1948-12-22
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Granted: 1950-08-08
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Expires: 1968-12-22
Abstract
No abstract record available.
Inventors
- 👤 George C Sziklai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:33
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/76; H04N5/78; H04N5/782; G; G11; G11B; G11B5/00; G11B5/48; G11B5/49; G11B5/4907; H01; H01J; H01J31/00; H01J31/02; H01J31/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1771820A
Cited
US1771360A
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US2058898A
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US1934753A
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US1974911A
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US2229326A
Cited
US2294180A
Cited
US2283148A
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US2291476A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-07 | 1954-02-06 | 1954-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-07 | 1958-02-06 | 1958-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-07 | 1962-02-06 | 1962-08-08 | $7700.00 | Window Closed / Lapsed |