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US3381084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color television camera optical system
Assignee: Individual
•
Filing: 1964-06-01
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Granted: 1968-04-30
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Expires: 1984-06-01
Abstract
No abstract record available.
Inventors
- 👤 Lionel H Wheeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:49
CPC Classifications
H; H04; H04N; H04N23/00; H04N23/10; H04N23/13; H04N23/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3126446A
Cited
FR860336A
Cited
US2808456A
Cited
US2971051A
Cited
US3196205A
Cited
US3284566A
Cited
US3293357A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |