US3404220A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Colored video systems
Assignee: Compagnie Francaise Thomson Houston SA
•
Filing: 1965-07-09
•
Granted: 1968-10-01
•
Expires: 1985-07-09
Abstract
No abstract record available.
Inventors
- 👤 Favreau Michel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:58
CPC Classifications
H; H02; H02P; H02P7/00; H02P7/06; H02P7/08; H02P7/14; H04; H04N; H04N23/00; H04N23/10; H04N23/13; H04N23/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-01 | 1972-04-01 | 1972-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-01 | 1976-04-01 | 1976-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-01 | 1980-04-01 | 1980-10-01 | $7700.00 | Window Closed / Lapsed |