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US2574259A
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Television intermediate frequency amplfier
Assignee: Bendix Aviation Corp
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Filing: 1947-04-14
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Granted: 1951-11-06
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Expires: 1967-04-14
Abstract
No abstract record available.
Inventors
- 👤 Goldberg Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:59
CPC Classifications
H; H03; H03H; H03H7/00; H03H7/01; H03H7/0153; H03H7/0161; H04; H04N; H04N5/00; H04N5/44; H04N5/60; H03H7/17; H03H7/1708; H03H7/1741; H03H7/1775; H03H7/1783
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2217839A
Cited
US2356308A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-05 | 1955-05-07 | 1955-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-05 | 1959-05-07 | 1959-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-05 | 1963-05-07 | 1963-11-06 | $7700.00 | Window Closed / Lapsed |