Patent US3427544A successfully refreshed from Google Patents.
US3427544A
Expired / Lapsed
US
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Ultrahigh frequency oscillator for a television tuner
Assignee: General Electric Co
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Filing: 1964-03-30
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Granted: 1969-02-11
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Expires: 1984-03-30
Abstract
No abstract record available.
Inventors
- 👤 Adolf E Wolfram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:52
CPC Classifications
H; H03; H03J; H03J3/00; H03J3/02; H03J3/12; H03B; H03B5/00; H03B5/18; H03B5/1805; H03B2201/00; H03B2201/01; H03B2201/014; H03B2202/00; H03B2202/04; H03B2202/08; H03B2202/082; H03B2202/084
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) | 1972-02-11 | 1972-08-12 | 1973-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-11 | 1976-08-12 | 1977-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-11 | 1980-08-12 | 1981-02-11 | $7700.00 | Window Closed / Lapsed |