US2776430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television antenna
Assignee: Individual
•
Filing: 1951-03-13
•
Granted: 1957-01-01
•
Expires: 1971-03-13
Abstract
No abstract record available.
Inventors
- 👤 Leonard J Lynch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:33
CPC Classifications
H; H01; H01Q; H01Q19/00; H01Q19/28; H01Q19/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1964190A
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US2163770A
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US2112269A
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US2267889A
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US2204175A
Cited
US2558727A
Cited
US2577469A
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US2591297A
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US2566287A
Cited
US2615005A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-01 | 1960-07-02 | 1961-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-01 | 1964-07-02 | 1965-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-01 | 1968-07-02 | 1969-01-01 | $7700.00 | Window Closed / Lapsed |