US3255305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for modifying selected colors in additive color reproducing signal processingsystem
Assignee: Lanteris Space LLC
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Filing: 1963-08-05
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Granted: 1966-06-07
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Expires: 1983-08-05
Abstract
No abstract record available.
Inventors
- 👤 John B Chatten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:48
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/64; H04N9/643
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN A COLOR TELEVISION SYSTEM WHICH INCLUDES RESPECTIVE SOURCES OF FIRST, SECOND, AND THIRD TIME-VARIABLE, PRIMARY COLOR REPRESENTATIVE SIGNALS, A SYSTEM FOR IMPROVING COLOR FIDELITY BY SELECTIVELY MODIFYING SAID FIRST, SECOND, AND THIRD SIGNALS ONLY WHEN SAID SIGNALS ARE REPRESENTATIVE OF A PRESELECTED PORTION OF THE COLORIMETRIC HUE AND SATURATION RANGE REPRODUCIBLE BY ADDITION OF SAID PRIMARY COLORS, COMPRISING: (A) A PLURALITY OF MATRIX CIRCUITS EACH RESPONSIVE TO SAID FIRST, SECOND, AND THIRD SIGNALS FOR PROVIDING AN OUTPUT SIGNAL PROPORTIONAL TO
Claim 2
Dependent Claim
81 words
IN A COLOR TELEVISION SYSTEM WHICH INCLUDES RESPECTIVE SOURCES OF FIRST, SECOND, AND THIRD TIME-VARIABLE, PRIMARY COLOR REPRESENTATIVE SIGNALS, A SYSTEM FOR IMPROVING COLOR FIDELITY BY SELECTIVELY MODIFYING SAID FIRST, SECOND, AND THIRD SIGNALS ONLY WHEN SAID SIGNALS ARE REPRESENTATIVE OF A PRESELECTED PORTION OF THE COLORIMETRIC HUE AND SATURATION RANGE REPRODUCIBLE BY ADDITION OF SAID PRIMARY COLORS, COMPRISING: (A) A PLURALITY OF MATRIX CIRCUITS EACH RESPONSIVE TO SAID FIRST, SECOND, AND THIRD SIGNALS FOR PROVIDING AN OUTPUT SIGNAL PROPORTIONAL TO
References Cited (Backward Citations)
US2987571A
Cited
US2981792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |