US2737610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tunable magnetron circuit
Assignee: Individual
•
Filing: 1945-11-16
•
Granted: 1956-03-06
•
Expires: 1965-11-16
Abstract
No abstract record available.
Inventors
- 👤 Royal P Allaire
- 👤 Albert M Clogston
- 👤 Everhart Edgar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:15
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/50; H01J25/52; H01J25/58; H01J25/587
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2233482A
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US2373233A
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US2356414A
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US2406402A
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US2411151A
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US2435984A
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US2414085A
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US2530172A
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US2477317A
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US2591976A
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US2413385A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |