Patent US3106607A successfully refreshed from Google Patents.
US3106607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for recording and reproducing images on magnetic tape
Assignee: Ampex Corp
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Filing: 1960-12-15
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Granted: 1963-10-08
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Expires: 1980-12-15
Abstract
No abstract record available.
Inventors
- 👤 Chester W Newell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:29
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/21; H04N1/2104
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
98 words
IN AN APPARATUS FOR FORMING A MAGNETIC RECORD OF AN OPTICAL IMAGE, THE COMBINATION COMPRISING MEANS FOR PROJECTING AN OPTICAL IMAGE ALONG A PATH, MEANS INCLUDING MAGNETIC PARTICLES DISPOSED ALONG THE PATH OF THE OPTICAL IMAGE FOR CONVERTING THE OPTICAL IMAGE INTO A CORRESPONDING INTERMEDIATE MAGNETIC IMAGE, A MAGNETIC MEDIUM, MEANS FOR PREPOLARIZING THE MEDIUM, MEANS FOR MOVING THE PREPOLARIZED MEDIUM TO A POSITION ADJACENT TO THE INTERMEDIATE IMAGE, AND MEANS FOR APPLYING A MAGNETIC ERASING FIELD THROUGH THE INTERMEDIATE IMAGE AND MEDIUM TO SELECTIVELY ERASE THE PREPOLARIZATION TO THE MEDIUM IN ACCORDANCE WITH THE INTERMEDIATE MAGNETIC IMAGE.
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) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |