Patent US2845495A successfully refreshed from Google Patents.
US2845495A
Expired / Lapsed
US
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Long playing tape recording apparatus
Assignee: SoundScriber Corp
•
Filing: 1954-01-27
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Granted: 1958-07-29
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Expires: 1974-01-27
Abstract
No abstract record available.
Inventors
- 👤 William H Lyon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:53
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/48; G11B5/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2245286A
Cited
US2648589A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |