US2907918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television picture tubes
Assignee: Individual
•
Filing: 1956-07-16
•
Granted: 1959-10-06
•
Expires: 1976-07-16
Abstract
No abstract record available.
Inventors
- 👤 Edgar R Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:53
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1954025A
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US1937849A
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US2050411A
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US2170819A
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US2172530A
Cited
US2091862A
Cited
US2197625A
Cited
US2384087A
Cited
US2438709A
Cited
US2449558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-05 | 1963-04-06 | 1963-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-05 | 1967-04-06 | 1967-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-05 | 1971-04-06 | 1971-10-06 | $7700.00 | Window Closed / Lapsed |