Patent US3293608A successfully refreshed from Google Patents.
US3293608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High speed data conversion and handling
Assignee: North American Aviation Corp
•
Filing: 1957-04-17
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Granted: 1966-12-20
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Expires: 1977-04-17
Abstract
No abstract record available.
Inventors
- 👤 Martin L Klein
- 👤 Harry C Morgan
- 👤 Richard B Rush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:56
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/54; H03M; H03M1/00; H03M1/12; H03M1/1205; H03M1/123; H03M1/124; H03M1/129; H03M1/1295
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
74 words
APPARATUS FOR PREPARING ANALOG DATA FROM A PLURALITY OF SOURCES FOR DIGITAL COMPUTATION COMPRISING MEANS FOR SEQUENTIALLY PRODUCING FIXED VOLTAGES MOMENTARILY RETAINING THE INSTANTANEOUS VALUE OF SUCCESSIVELY DIFFERENT ANALOG DATA AT SUCCESSIVE INSTANTS, MEANS FOR CONVERING EACH SUCH VOLTAGE INTO A DIGITAL CODE SIGNAL WHILE SUCH VOLTAGE IS MOMENTARILY RETAINED, TRANSCRIBING THE CODE SIGNALS, CONVERING THE SIGNALS INTO MAGNETIC IMPULSES AND MEANS FOR SUBJECTING A MAGNETIC TAPE TO SUCH IMPULSS TO RECORD THE SIGNAL.
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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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |