Patent US3243798A successfully refreshed from Google Patents.
US3243798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathode ray tube display of data recorded on a tape loop
Assignee: Honeywell Inc
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Filing: 1962-05-31
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Granted: 1966-03-29
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Expires: 1982-05-31
Abstract
No abstract record available.
Inventors
- 👤 John W Senders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:21
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/19; G06G7/1914
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
APPARATUS OF THE CLASS DESCRIBED COMPRISING: AN ENDLESS LOOP OF MAGNETIC TAPE, SAID TAPE BEING ADAPTED TO BE DRIVEN AT A CONSTANT SPEED; A DUAL CHANNEL MAGNETIC RECORDING HEAD MOUNTED ADJACENT TO SAID TAPE AND ADAPTED TO RECORD INFORMATION ON A FIRST AND SECOND CHANNEL ON SAID TAPE; FIRST AND SECOND READOUT HEADS EACH MOUNTED ADJACENT TO SAID TAPE AND ADAPTED TO ROTATE AROUND THE INSIDE OF SAID TAPE LOOP, SAID FIRST READOUT HEAD READING THE INFORMATION RECORDED ON THE FIRST CHANNEL ON SAID TAPE LOOP AND SAID SECOND READOUT HEAD READING THE INFORMATION RECORDED ON THE SECOND CHANNEL ON SAID TAPE LOOP, THE SPEED OF ROTATION OF SAID FIRST AND SECOND READOUT HEADS BEING SUBSTANTILLY GREATER THAN THE SPEED OF SAID TAPE;
Claim 2
Dependent Claim
123 words
APPARATUS OF THE CLASS DESCRIBED COMPRISING: AN ENDLESS LOOP OF MAGNETIC TAPE, SAID TAPE BEING ADAPTED TO BE DRIVEN AT A CONSTANT SPEED; A DUAL CHANNEL MAGNETIC RECORDING HEAD MOUNTED ADJACENT TO SAID TAPE AND ADAPTED TO RECORD INFORMATION ON A FIRST AND SECOND CHANNEL ON SAID TAPE; FIRST AND SECOND READOUT HEADS EACH MOUNTED ADJACENT TO SAID TAPE AND ADAPTED TO ROTATE AROUND THE INSIDE OF SAID TAPE LOOP, SAID FIRST READOUT HEAD READING THE INFORMATION RECORDED ON THE FIRST CHANNEL ON SAID TAPE LOOP AND SAID SECOND READOUT HEAD READING THE INFORMATION RECORDED ON THE SECOND CHANNEL ON SAID TAPE LOOP, THE SPEED OF ROTATION OF SAID FIRST AND SECOND READOUT HEADS BEING SUBSTANTILLY GREATER THAN THE SPEED OF SAID TAPE;
References Cited (Backward Citations)
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US2947978A
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US2932002A
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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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |