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US2745983A
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US
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Traveling wave tube
Assignee: Thales SA
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Filing: 1950-05-25
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Granted: 1956-05-15
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Expires: 1970-05-25
Abstract
No abstract record available.
Inventors
- 👤 Dohler Oscar
- 👤 Huber Harry
- 👤 Kleen Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:04
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/34; H01J25/42; H01J25/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2064469A
Cited
US2414121A
Cited
US2530373A
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US2511407A
Cited
FR969653A
Cited
US2623193A
Cited
US2607904A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |