US2772377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for electronically controlling the propagation of radio frequency power
Assignee: Individual
•
Filing: 1951-08-29
•
Granted: 1956-11-27
•
Expires: 1971-08-29
Abstract
No abstract record available.
Inventors
- 👤 Kazan Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:49
CPC Classifications
H; H01; H01P; H01P1/00; H03; H03C; H03C7/00; H03C7/02; H03C7/025; H03H; H03H7/00; H03H7/24; H03H7/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2338237A
Cited
US2241976A
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US2317140A
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US2413385A
Cited
US2611101A
Cited
US2543039A
Cited
US2557961A
Cited
US2527632A
Cited
US2643297A
Cited
US2589704A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-27 | 1960-05-28 | 1960-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-27 | 1964-05-28 | 1964-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-27 | 1968-05-28 | 1968-11-27 | $7700.00 | Window Closed / Lapsed |