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Patent US2953633A successfully refreshed from Google Patents.
US2953633A
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Method for recording and reproducing color television information
Assignee: IOWA STATE COLLEGE RES FOUND
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Filing: 1959-04-23
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Granted: 1960-09-20
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Expires: 1979-04-23
Abstract
No abstract record available.
Inventors
- 👤 William L Hughes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:25
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/76; H04N5/84; H04N11/00
Claims Analysis
Total Claims: 0
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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) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |