US2611110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic discharge device of the cavity resonator type
Assignee: Raytheon Co
•
Filing: 1944-04-19
•
Granted: 1952-09-16
•
Expires: 1964-04-19
Abstract
No abstract record available.
Inventors
- 👤 Donald M Powers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:27
CPC Classifications
H; H01; H01J; H01J23/00; H01J23/16; H01J23/18; H01J23/20; H01J23/213
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2190668A
Cited
GB509102A
Cited
US2280824A
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US2261130A
Cited
US2247077A
Cited
US2284405A
Cited
US2409640A
Cited
US2404261A
Cited
US2419172A
Cited
US2411953A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |