US2942145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triggering means for color television tube
Assignee: Individual
•
Filing: 1954-03-01
•
Granted: 1960-06-21
•
Expires: 1974-03-01
Abstract
No abstract record available.
Inventors
- 👤 Jr George E Sleeper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:08
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2545325A
Cited
US2644855A
Cited
US2689269A
Cited
US2648722A
Cited
US2743312A
Cited
US2671129A
Cited
US2667534A
Cited
US2681381A
Cited
US2689927A
Cited
US2791626A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |