US2768296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semi-conductor phase controlled oscillator circuits
Assignee: RCA Corp
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Filing: 1954-08-23
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Granted: 1956-10-23
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Expires: 1974-08-23
Abstract
No abstract record available.
Inventors
- 👤 Gerald B Herzog
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:51
CPC Classifications
H; H03; H03L; H03L7/00; H03L7/06; H03L7/08; H04; H04N; H04N9/00; H04N9/44; H04N9/455
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |