US2616063A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetron
Assignee: MO Valve Co Ltd
•
Filing: 1946-11-07
•
Granted: 1952-10-28
•
Expires: 1966-11-07
Abstract
No abstract record available.
Inventors
- 👤 Willshaw William Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:10
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/50; H01J25/52; H01J25/54; H01J25/55; H01J23/00; H01J23/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2128231A
Cited
US2223082A
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US2364732A
Cited
US2372193A
Cited
US2247077A
Cited
US2542966A
Cited
US2402184A
Cited
US2417789A
Cited
US2408237A
Cited
US2412824A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |