Patent US2696523A successfully refreshed from Google Patents.
US2696523A
Expired / Lapsed
US
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Television apparatus with divided frame interval
Assignee: Pye Electronic Products Ltd
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Filing: 1950-10-26
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Granted: 1954-12-07
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Expires: 1970-10-26
Abstract
No abstract record available.
Inventors
- 👤 Theile Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:46
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/30; H04N3/34; H04N23/00; H04N23/40; H04N7/00; H04N7/08; H04N7/0806
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2359449A
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US2378857A
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US2517807A
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US2451005A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-06 | 1958-06-07 | 1958-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-06 | 1962-06-07 | 1962-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-06 | 1966-06-07 | 1966-12-07 | $7700.00 | Window Closed / Lapsed |