US2825753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color television systems employing alternating low-frequency components
Assignee: General Electric Co
•
Filing: 1951-03-17
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Granted: 1958-03-04
•
Expires: 1971-03-17
Abstract
No abstract record available.
Inventors
- 👤 Hausz Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:42
CPC Classifications
H; H04; H04N; H04N11/00; H04N11/06; H04N11/18; H04N3/00; H04N3/10; H04N3/30; H04N3/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2333969A
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US2335180A
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US2535552A
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US2554693A
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US2567040A
Cited
US2677720A
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US2773929A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |