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Patent US2804500A successfully refreshed from Google Patents.
US2804500A
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US
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Color interpretation system
Assignee: RCA Corp
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Filing: 1953-10-01
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Granted: 1957-08-27
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Expires: 1973-10-01
Abstract
No abstract record available.
Inventors
- 👤 Lawrence J Giacoletto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:40
CPC Classifications
H; H04; H04N; H04N11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2335180A
Cited
US2501788A
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US2629778A
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US2481247A
Cited
US2615975A
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US2593925A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-26 | 1961-02-25 | 1961-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-26 | 1965-02-25 | 1965-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-26 | 1969-02-25 | 1969-08-27 | $7700.00 | Window Closed / Lapsed |