Patent US2879325A successfully refreshed from Google Patents.
US2879325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color television picture tube and associated circuit
Assignee: Westinghouse Electric Corp
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Filing: 1952-06-26
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Granted: 1959-03-24
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Expires: 1972-06-26
Abstract
No abstract record available.
Inventors
- 👤 Miller Theadore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:51
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16; H04N9/22; H04N9/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2150159A
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US2315367A
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US2446249A
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US2532511A
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US2446440A
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US2498705A
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US2660684A
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US2617876A
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US2577368A
Cited
US2692532A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-23 | 1962-09-22 | 1963-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-23 | 1966-09-22 | 1967-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-23 | 1970-09-22 | 1971-03-24 | $7700.00 | Window Closed / Lapsed |