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US2631269A
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Method and system for frequencymodulating stabilized oscillators
Assignee: RCA Corp
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Filing: 1949-09-14
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Granted: 1953-03-10
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Expires: 1969-09-14
Abstract
No abstract record available.
Inventors
- 👤 Lowell E Norton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:17
CPC Classifications
H; H03; H03C; H03C3/00; H03C3/02; H03C3/06; H03C3/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2279659A
Cited
GB590886A
Cited
US2462294A
Cited
US2492168A
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US2559719A
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US2555131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |