US2585883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination second detector, noise limiter, and gain control circuit
Assignee: RCA Corp
•
Filing: 1946-08-10
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Granted: 1952-02-12
•
Expires: 1966-08-10
Abstract
No abstract record available.
Inventors
- 👤 Wendt Karl Rinner
- 👤 Sziklai George Clifford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:07
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/44; H04N5/455; H04N5/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1909239A
Cited
US2226994A
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US2083243A
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US2307375A
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US2276565A
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US2363800A
Cited
US2356141A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |