US2448908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television receiver
Assignee: Individual
•
Filing: 1944-07-13
•
Granted: 1948-09-07
•
Expires: 1964-07-13
Abstract
No abstract record available.
Inventors
- 👤 Louis W Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:56
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/44; H04N5/60; H04N5/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1735134A
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US1807510A
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US1797317A
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US1944119A
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US2257562A
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US2056607A
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US2164745A
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US2118610A
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US2285857A
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US2234461A
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US2270539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-07 | 1952-03-08 | 1952-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-07 | 1956-03-08 | 1956-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-07 | 1960-03-08 | 1960-09-07 | $7700.00 | Window Closed / Lapsed |