US3588376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dictating machine with means to prevent recording on previously recorded tape
Assignee: SUB ATLAS WERKE GmbH
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Filing: 1967-08-24
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Granted: 1971-06-28
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Expires: 1987-08-24
Abstract
Abstract A DICTATING MACHINE ADAPTED TO RECEIVE A MAGNETIC RECORDING MEDIUM CARRIER AND HAVING A TRANSDUCER AND MEANS ASSOCIATED WITH THE TRANSDUCER FOR RECORDING AND PLAYING BACK FROM THE RECORDING MEDIUM, RESPECTIVELY. THE DICTATING MACHINE ALSO INCLUDES MEANS FOR LIMITING THE MACHINE TO ITS PLAYBACK MODE OF OPERATION FOR A FIXED TIME INTERVAL AT THE BEGINNING OF THE RECORDING TAPE TO DETERMINE WHETHER OR NOT INFORMATION IS RECORDED THEREON.
Inventors
- 👤 Carl-Heinz Jeske
- 👤 William E Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:43
CPC Classifications
G; G11; G11B; G11B5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |