US2586463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electron beam deflection system
Assignee: RCA Corp
•
Filing: 1950-07-07
•
Granted: 1952-02-19
•
Expires: 1970-07-07
Abstract
No abstract record available.
Inventors
- 👤 Albert W Friend
- 👤 Frederick H Nicoll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:44
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/16; H04N3/22; H04N3/23; H04N3/237
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2077270A
Cited
US2185138A
Cited
US2227711A
Cited
US2259233A
Cited
US2297407A
Cited
US2264274A
Cited
US2425125A
Cited
US2307188A
Cited
US2438668A
Cited
US2409514A
Cited
US2461515A
Cited
US2446248A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |