US2984763A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetron oscillators
Assignee: Raytheon Co
•
Filing: 1957-03-19
•
Granted: 1961-05-16
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Expires: 1977-03-19
Abstract
No abstract record available.
Inventors
- 👤 Edward C Dench
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:06
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)
US2735958A
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US2546870A
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US2582185A
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US2511407A
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US2534503A
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US2630544A
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US2681427A
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US2680811A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |