US2632131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tunable magnetron
Assignee: Raytheon Co
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Filing: 1951-05-31
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Granted: 1953-03-17
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Expires: 1971-05-31
Abstract
No abstract record available.
Inventors
- 👤 Rue Albert D La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:36
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/383; H; H01; H01G; H01G9/00; H01G9/004; H01G9/022; H01J; H01J23/00; H01J23/16; H01J23/18; H01J23/20; H01J23/213; H03; H03K; H03K19/00; H03K19/02; H03K19/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |