US2962621A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color television apparatus
Assignee: Westinghouse Electric Corp
•
Filing: 1958-10-10
•
Granted: 1960-11-29
•
Expires: 1978-10-10
Abstract
No abstract record available.
Inventors
- 👤 Olaf H Fernald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:32
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16; H04N9/29
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2387608A
Cited
US2421583A
Cited
US2832041A
Cited
US2860328A
Cited
US2817782A
Cited
US2898509A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |