Patent US2664462A successfully refreshed from Google Patents.
US2664462A
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Multiplexed signal transmission
Assignee: RCA Corp
•
Filing: 1949-08-31
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Granted: 1953-12-29
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Expires: 1969-08-31
Abstract
No abstract record available.
Inventors
- 👤 Alda V Bedford
- 👤 George C Sziklai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:20
CPC Classifications
H; H04; H04N; H04N11/00; H04N11/06; H04N11/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2412964A
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US2335180A
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US2419568A
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US2444950A
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US2580903A
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US2517265A
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US2634324A
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US2558489A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-28 | 1957-06-29 | 1957-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-28 | 1961-06-29 | 1961-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-28 | 1965-06-29 | 1965-12-29 | $7700.00 | Window Closed / Lapsed |