US2533810A
Expired / Lapsed
US
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Wide band calibrated tuner and inductor for use therewith
Assignee: Aladdin Industries LLC
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Filing: 1949-08-13
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Granted: 1950-12-12
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Expires: 1969-08-13
Abstract
No abstract record available.
Inventors
- 👤 Frederick N Jacob
- 👤 Earl R Stout
- 👤 Miller Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:14
CPC Classifications
H; H01; H01F; H01F21/00; H01F21/02; H01F21/06; H01F21/065; A; A01; A01J; A01J17/00; A21; A21C; A21C1/00; A21C1/06; A21C1/065; B; B01; B01F; B01F27/00; B01F27/05; B01F27/11; B01F27/19; B01F27/192; B01F27/1921; B01F33/00; B01F33/80; B01F33/81; H03; H03J; H03J1/00; H03J1/06; H03J1/14; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20474; Y10T74/21; Y10T74/2101; Y10T74/2102; Y10T74/2107
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) | 1953-12-11 | 1954-06-12 | 1954-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-11 | 1958-06-12 | 1958-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-11 | 1962-06-12 | 1962-12-12 | $7700.00 | Window Closed / Lapsed |