US2767259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Noise compensation in electron beam devices
Assignee: RCA Corp
•
Filing: 1952-10-01
•
Granted: 1956-10-16
•
Expires: 1972-10-01
Abstract
No abstract record available.
Inventors
- 👤 Rolf W Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:38
CPC Classifications
H; H01; H01J; H01J23/00; H01J23/02; H01J23/11; H03; H03F; H03F1/00; H03F1/26; H03F1/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1773772A
Cited
US2426187A
Cited
US2616990A
Cited
US2494721A
Cited
US2637775A
Cited
US2603773A
Cited
US2584597A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |