US2853897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extensible television controls
Assignee: Individual
•
Filing: 1955-03-10
•
Granted: 1958-09-30
•
Expires: 1975-03-10
Abstract
No abstract record available.
Inventors
- 👤 Loewy Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:00
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/64; Y; Y10; Y10S; Y10S116/00; Y10S116/31; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20474; Y10T74/20492; Y10T74/20576; Y10T74/20732; Y10T74/20738
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE575709C
Cited
US1506334A
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US1611236A
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US1732709A
Cited
US2036948A
Cited
US2481966A
Cited
US2524508A
Cited
GB640390A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |