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US2648005A
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Klystron oscillator
Assignee: Westinghouse Electric Corp
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Filing: 1948-09-04
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Granted: 1953-08-04
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Expires: 1968-09-04
Abstract
No abstract record available.
Inventors
- 👤 Jr John W Taylor
- 👤 William S Parnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:48
CPC Classifications
H; H03; H03B; H03B9/00; H03B9/01; H03B9/04; H03B9/06; H01; H01J; H01J25/00; H01J25/02; H01J25/22; H01J25/24; H03B5/00; H03B5/18; H03B5/1817; H03B5/1835
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1988270A
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US1966216A
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US2149080A
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US2250511A
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US2394389A
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US2477485A
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US2505542A
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US2475074A
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US2462294A
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US2516201A
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US2493011A
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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) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |