US2517807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Neutralization of deflection field between photocathode and mosaic of pickup tube
Assignee: RCA Corp
•
Filing: 1945-05-30
•
Granted: 1950-08-08
•
Expires: 1965-05-30
Abstract
No abstract record available.
Inventors
- 👤 George C Sziklai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:58
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2085742A
Cited
FR806582A
Cited
US2164906A
Cited
GB481944A
Cited
US2355110A
Cited
US2387608A
Cited
US2220303A
Cited
GB526954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-07 | 1954-02-06 | 1954-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-07 | 1958-02-06 | 1958-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-07 | 1962-02-06 | 1962-08-08 | $7700.00 | Window Closed / Lapsed |