Patent US2786945A successfully refreshed from Google Patents.
US2786945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wide range radio frequency tuner
Assignee: Aladdin Industries LLC
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Filing: 1954-06-21
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Granted: 1957-03-26
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Expires: 1974-06-21
Abstract
No abstract record available.
Inventors
- 👤 Harold T Lyman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:01
CPC Classifications
H; H03; H03H; H03H5/00; H03H5/003
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) | 1960-03-25 | 1960-09-24 | 1961-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-25 | 1964-09-24 | 1965-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-25 | 1968-09-24 | 1969-03-26 | $7700.00 | Window Closed / Lapsed |