US2457415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color television
Assignee: RCA Corp
•
Filing: 1945-03-31
•
Granted: 1948-12-28
•
Expires: 1965-03-31
Abstract
No abstract record available.
Inventors
- 👤 George C Sziklai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:12
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16; H04N9/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US947490A
Cited
US2285262A
Cited
US2303196A
Cited
US2297524A
Cited
US2313224A
Cited
GB555670A
Cited
US2389979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-28 | 1952-06-28 | 1952-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-28 | 1956-06-28 | 1956-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-28 | 1960-06-28 | 1960-12-28 | $7700.00 | Window Closed / Lapsed |