Patent US2944179A successfully refreshed from Google Patents.
US2944179A
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US
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Gaseous discharge device
Assignee: General Electric Co
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Filing: 1957-10-17
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Granted: 1960-07-05
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Expires: 1977-10-17
Abstract
No abstract record available.
Inventors
- 👤 James M Lafferty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:35
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/02; H01J17/22; H01J17/24; H01J17/38; H01J17/40; H01J2893/00; H01J2893/0064; H01J2893/0065; H01J2893/0067
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2104784A
Cited
US2414450A
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US2422324A
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US2427086A
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US2656478A
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US2747125A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |