US2921213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic deflection yoke for a multiple ray beam cathode ray tube and system using the same
Assignee: Individual
•
Filing: 1957-03-01
•
Granted: 1960-01-12
•
Expires: 1977-03-01
Abstract
No abstract record available.
Inventors
- 👤 Sol L Reiches
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:08
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/70; H01J29/701; H01J29/702; H01J29/703
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2157182A
Cited
US2258643A
Cited
GB613891A
Cited
US2498354A
Cited
US2541446A
Cited
US2569343A
Cited
US2591159A
Cited
US2744951A
Cited
US2816244A
Cited
US2766393A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-11 | 1963-07-13 | 1964-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-11 | 1967-07-13 | 1968-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-11 | 1971-07-13 | 1972-01-12 | $7700.00 | Window Closed / Lapsed |