Patent US1968822A successfully refreshed from Google Patents.
US1968822A
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Gaseous electric discharge device
Assignee: General Electric Co
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Filing: 1932-01-07
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Granted: 1934-08-07
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Expires: 1952-01-07
Abstract
No abstract record available.
Inventors
- 👤 Gaidies Georg
- 👤 Reger Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:36
CPC Classifications
C; C03; C03C; C03C3/00; C03C3/04; C03C3/076; C03C3/089; C03C3/091; C03C3/062; C03C3/064; H; H01; H01J; H01J61/00; H01J61/02; H01J61/30; H01J61/302
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1937-08-06 | 1938-02-05 | 1938-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-08-06 | 1942-02-05 | 1942-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-08-06 | 1946-02-05 | 1946-08-07 | $7700.00 | Window Closed / Lapsed |