Patent US2727169A successfully refreshed from Google Patents.
US2727169A
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Thermionic electrode pulse lamp structure
Assignee: General Electric Co
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Filing: 1950-03-22
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Granted: 1955-12-13
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Expires: 1970-03-22
Abstract
No abstract record available.
Inventors
- 👤 Edward B Noel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:56
CPC Classifications
H; H01; H01J; H01J61/00; H01J61/84; H01J61/90; H04; H04N; H04N3/00; H04N3/36; H04N3/40; H04N3/405
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2460738A
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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) | 1958-12-12 | 1959-06-13 | 1959-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-12 | 1963-06-13 | 1963-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-12 | 1967-06-13 | 1967-12-13 | $7700.00 | Window Closed / Lapsed |