Patent US2463969A successfully refreshed from Google Patents.
US2463969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathode-ray deflection circuit
Assignee: RCA Corp
•
Filing: 1945-03-17
•
Granted: 1949-03-08
•
Expires: 1965-03-17
Abstract
No abstract record available.
Inventors
- 👤 Jr George D Hulst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:12
CPC Classifications
H; H03; H03K; H03K4/00; H03K4/06; H03K4/08; H03K4/10; H03K4/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2207540A
Cited
US2215776A
Cited
US2328248A
Cited
US2300189A
Cited
US2272849A
Cited
US2280949A
Cited
US2329137A
Cited
US2354086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-07 | 1952-09-06 | 1953-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-07 | 1956-09-06 | 1957-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-07 | 1960-09-06 | 1961-03-08 | $7700.00 | Window Closed / Lapsed |