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Patent US2951965A successfully refreshed from Google Patents.
US2951965A
Expired / Lapsed
US
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Cathode ray image display systems
Assignee: Westinghouse Electric Corp
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Filing: 1959-01-23
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Granted: 1960-09-06
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Expires: 1979-01-23
Abstract
No abstract record available.
Inventors
- 👤 Robert G Durnal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:10
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/04; G01S7/06; H; H04; H04N; H04N3/00; H04N3/10; H04N3/16; H04N3/26; H04N9/00; H04N9/12; H04N9/16; H04N9/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-06 | 1964-03-07 | 1964-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-06 | 1968-03-07 | 1968-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-06 | 1972-03-07 | 1972-09-06 | $7700.00 | Window Closed / Lapsed |