Patent US3045141A successfully refreshed from Google Patents.
US3045141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electron beam tube
Assignee: RCA Corp
•
Filing: 1957-04-15
•
Granted: 1962-07-17
•
Expires: 1977-04-15
Abstract
No abstract record available.
Inventors
- 👤 David W Epstein
- 👤 James W Schwartz
- 👤 Edelman Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:37
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/52
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2104566A
Cited
US2270777A
Cited
US2482766A
Cited
US2454345A
Cited
US2473793A
Cited
FR1008033A
Cited
US2617061A
Cited
US2690517A
Cited
US2845563A
Cited
US2877369A
Cited
US2887600A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |