Patent US2876349A successfully refreshed from Google Patents.
US2876349A
Expired / Lapsed
US
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Signal processing circuits
Assignee: RCA Corp
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Filing: 1954-07-30
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Granted: 1959-03-03
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Expires: 1974-07-30
Abstract
No abstract record available.
Inventors
- 👤 Gordon F Rogers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:04
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/14; H04N5/20; H04N5/202
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2269001A
Cited
US2517863A
Cited
US2658117A
Cited
US2670409A
Cited
US2597630A
Cited
US2679029A
Cited
US2737547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |