Patent US3529080A successfully refreshed from Google Patents.
US3529080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color video record and playback system
Assignee: International Business Machines Corp
•
Filing: 1967-11-14
•
Granted: 1970-09-15
•
Expires: 1987-11-14
Abstract
No abstract record available.
Inventors
- 👤 Ernie G Nassimbene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:01
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/76; H04N5/78; H04N5/782; H04N5/7824; H04N5/7826; H04N5/78263; H04N11/00; H04N9/00; H04N9/79; H04N9/80; H04N9/82; H04N9/86
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2878309A
Cited
US2986725A
Cited
US2969425A
Cited
US3234323A
Cited
US3267207A
Cited
US3359365A
Cited
US3395385A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |