US3530233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resolution control of the three primary color images in a single pick-up tube color camera system
Assignee: AT&T Inc
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Filing: 1968-07-03
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Granted: 1970-09-22
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Expires: 1988-07-03
Abstract
No abstract record available.
Inventors
- 👤 Soo Young Chai
- 👤 Louis H Enloe
- 👤 Arthur B Larsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:10
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/03
Claims Analysis
Total Claims: 0
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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) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |