Patent US1611179A successfully refreshed from Google Patents.
US2423770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color television system
Assignee: RCA Corp
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Filing: 1945-04-07
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Granted: 1947-07-08
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Expires: 1965-04-07
Abstract
No abstract record available.
Inventors
- 👤 Alfred N Goldsmith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:24
CPC Classifications
H; H04; H04N; H04N11/00; H04N11/06; H04N23/00; H04N23/10; H04N23/13
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2375966A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-07 | 1951-01-06 | 1951-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-07 | 1955-01-06 | 1955-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-07 | 1959-01-06 | 1959-07-08 | $7700.00 | Window Closed / Lapsed |