Patent US2819332A successfully refreshed from Google Patents.
US2819332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color television display system
Assignee: Individual
•
Filing: 1951-05-21
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Granted: 1958-01-07
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Expires: 1971-05-21
Abstract
No abstract record available.
Inventors
- 👤 Via Joseph La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:47
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16; H04N11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2330172A
Cited
US2545974A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-06 | 1961-07-08 | 1962-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-06 | 1965-07-08 | 1966-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-06 | 1969-07-08 | 1970-01-07 | $7700.00 | Window Closed / Lapsed |