US2657314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ultra short wave generator having a wide band of oscillation frequencies
Assignee: Thales SA
•
Filing: 1948-11-17
•
Granted: 1953-10-27
•
Expires: 1968-11-17
Abstract
No abstract record available.
Inventors
- 👤 Kleen Werner
- 👤 Huber Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:03
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/74; H01J25/34; H01J25/42; H01J25/44; H03; H03B; H03B9/00; H03B9/01; H03B9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1978021A
Cited
US2087737A
Cited
US2368031A
Cited
US2367295A
Cited
US2440089A
Cited
US2566087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |