US3133150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic record for video signals
Assignee: IIT Research Institute
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Filing: 1959-08-10
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Granted: 1964-05-12
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Expires: 1979-08-10
Abstract
No abstract record available.
Inventors
- 👤 Camras Marvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:35
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/48; G11B5/49; G11B5/4907; G11B11/00; G11B11/10; G11B11/115; H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J31/00; H01J31/08; H04; H04N; H04N5/00; H04N5/76; H04N5/78; H04N5/7805; H04N5/782
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
155 words
A MAGNETIC RECORD COMPRISING (A) A MAGNETIC RECORD MEDIUM HAVING A SERIES OF LINES RECORDED THEREON EXTENDING GENERALLY TRANSVERSELY TO THE DIRECTION IN WHICH THE RECORD MEDIUM IS TO BE MOVED, (B) THERE BEING A PLURALITY OF LINES SUCCESSIVELY TRANSVERSELY OFFSET AND IN TRANSVERSE ALIGNMENT TO FORM A NUMBER OF COLUMNS OF LINES EXTENDING IN SAID DIRECTION IN WHICH THE RECORD MEDIUM IS TO BE MOVED, (C) THE NUMBER OF COLUMNS BEING OF THE ORDER OF THREE, (D) EACH LINE COMPRISING A SERIES OF RECORDED FIELDS OF SUCCESSIVE AMPLITUDES PROPORTIONAL TO THE RESPECTIVE INTENSITIES OF THE CORRESPONDING PORTIONS OF AN ELEMENTAL LINE OF AN IMAGE, AND (E) THE RECORDED FIELDS OF ADJACENT LINES OF EACH COLUMN IN SAID DIRECTION IN WHICH THE RECORD MEDIUM IS TO BE MOVED CORRESPONDING TO ALIGNED ELEMENTS OF SAID IMAGE WHICH ELEMENTS ARE IN ALIGNMENT WITH RESPECT TO THE DIRECTION AT RIGHT ANGLES TO THE ELEMENTAL LINES OF SAID IMAGE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |