Patent US2866119A successfully refreshed from Google Patents.
US2866119A
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US
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Adjustable discharge tube
Assignee: Jennings Radio Manufacturing Corp
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Filing: 1957-03-11
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Granted: 1958-12-23
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Expires: 1977-03-11
Abstract
No abstract record available.
Inventors
- 👤 Jennings Jo Emmett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:24
CPC Classifications
H; H01; H01J; H01J21/00; H01J21/02; H01J21/06; H01J21/08; H01J61/00; H01J61/98; H01T; H01T2/00; H01T2/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2156974A
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US2543011A
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US2438191A
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US2456854A
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US2472115A
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US2511338A
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US2686887A
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US2703374A
Cited
US2740915A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |