US3294902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fast, slow and stop motion reproduction using longitudinal recording and rotating heads
Assignee: Ampex Corp
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Filing: 1963-12-30
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Granted: 1966-12-27
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Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 Alexander R Maxey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:45
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/76; H04N5/78; H04N5/782; H04N5/783
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
97 words
A SYSTEM FOR RECORDING AND REPRODUCING SUCCESSIVE FRAMES OF A VIDEO SIGNAL LONGITUDINALLY ON A MAGNETIC TAPE COMPRISING A PLURALITY OF MAGNETIC HEAD TRANSDUCER MEANS, MEANS MOUNTING SAID MAGNETIC HEAD TRANSDUER MEANS FOR MOVEMENT LONGITUDINALLY ALONG A RECORDING TRACK ON THE TAPE, TAPE POSITIONING MEANS FOR DISPOSING A LONGITUDINAL SECTION OF THE MAGNETIC TAPE ADJACENT THE MAGNETIC HEADS, AND MEANS FOR CONTROLLING THE LONGITUDINAL SPEED OF THE TAPE AND THE SPEED ON THE MOUNTING MEANS AND FOR APPLYING THE VIDEO SIGNALS TO THE MAGNETIC HEAD TRANSDUCER MEANS TO RECORD THE VIDEO SIGNALS IN EACH FRAME ON THE
References Cited (Backward Citations)
US3157739A
Cited
US3157738A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |