US2940006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetron-traveling wave tube amplifier
Assignee: RCA Corp
•
Filing: 1954-10-22
•
Granted: 1960-06-07
•
Expires: 1974-10-22
Abstract
No abstract record available.
Inventors
- 👤 Cuccia Carmen Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:35
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/34; H01J25/42; H01J25/44
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2424965A
Cited
US2679615A
Cited
US2591350A
Cited
US2524252A
Cited
US2640951A
Cited
US2608668A
Cited
US2752523A
Cited
US2802135A
Cited
US2812467A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-07 | 1963-12-07 | 1964-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-07 | 1967-12-07 | 1968-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-07 | 1971-12-07 | 1972-06-07 | $7700.00 | Window Closed / Lapsed |