Patent US3416026A successfully refreshed from Google Patents.
US3416026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathode ray tube
Assignee: Sony Corp
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Filing: 1964-09-21
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Granted: 1968-12-10
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Expires: 1984-09-21
Abstract
No abstract record available.
Inventors
- 👤 Niwa Isamu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:32
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/80; H01J29/803; 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)
US2914691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |