Patent US2749518A successfully refreshed from Google Patents.
US2749518A
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US
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Frequency modulated oscillator system
Assignee: TDK Micronas GmbH
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Filing: 1951-06-27
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Granted: 1956-06-05
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Expires: 1971-06-27
Abstract
No abstract record available.
Inventors
- 👤 Shadowitz Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:58
CPC Classifications
H; H03; H03C; H03C3/00; H03C3/10; H03C3/12; H03C3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2361731A
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US2321354A
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US2378245A
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US2350171A
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US2394427A
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GB596722A
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US2521694A
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US2563964A
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US2682639A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |