US3247400A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape playing machine
Assignee: Dictaphone Corp
•
Filing: 1962-09-17
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Granted: 1966-04-19
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Expires: 1982-09-17
Abstract
No abstract record available.
Inventors
- 👤 William F Wolfner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:05
CPC Classifications
G; G11; G11B; G11B27/00; G11B27/10; G11B27/34; G11B15/00; G11B15/02; G11B15/023; G11B15/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
116 words
A TAPE PLAYING MACHINE HAVING FORWARD, REVERSE AND STOP CONDITIONS, SAID MACHINE INCLUDING A MANUALLY OPERABLE CONTROL SHAFT HAVING AN UPPER AND A LOWER LEVEL A CENTER POSITION CORRESPONDING TO STOP AND IN WHICH SAID SHAFT CAN BE SHIFTED UP OR DOWN, SPRING MEANS URGING SAID SHAFT UP, DETENT MEANS TO PREVENT SAID SHAFT FROM BEING SHIFTED UP OR DOWN WHEN IT IS NOT IN CENTER POSITION, SAID SHAFT HAVING A ROTATED POSITION CORRESPONDING TO FORWARD AND AN OPPOSITELY ROTATED POSITION CORRESPONDING TO REVERSE, THE UPPER LEVEL ROTATED POSITION CORRESPONDING TO NORMAL FORWARD AND THE LOWER LEVEL ROTATED POSITION CORRESPONDING TO FAST FORWARD, AND ELECTRO-MECHANICAL MEANS TO ROTATE SAID SHAFT TO ITS VARIOUS CONDITIONS, SAID MEANS
References Cited (Backward Citations)
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US2033713A
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US2745027A
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US2833939A
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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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |