Patent US2981897A successfully refreshed from Google Patents.
US2981897A
Expired / Lapsed
US
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Electric discharge device and socket
Assignee: General Electric Co
•
Filing: 1954-10-22
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Granted: 1961-04-25
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Expires: 1974-10-22
Abstract
No abstract record available.
Inventors
- 👤 James E Beggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:20
CPC Classifications
H; H01; H01R; H01R33/00; H01R33/74; H01J; H01J5/00; H01J5/50; H01J5/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |