US2617876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for color television
Assignee: RCA Corp
•
Filing: 1949-12-17
•
Granted: 1952-11-11
•
Expires: 1969-12-17
Abstract
No abstract record available.
Inventors
- 👤 Rose Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:52
CPC Classifications
H; H03; H03B; H03B13/00; H04; H04N; H04N9/00; H04N9/12; H04N9/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1988605A
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US2125599A
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US2264709A
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FR866065A
Cited
US2307188A
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US2480848A
Cited
US2481839A
Cited
US2446249A
Cited
US2446791A
Cited
US2446440A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |