Patent US2803413A successfully refreshed from Google Patents.
US2803413A
Expired / Lapsed
US
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Reel clamp and handle for magnetic tape
Assignee: SoundScriber Corp
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Filing: 1954-07-23
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Granted: 1957-08-20
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Expires: 1974-07-23
Abstract
No abstract record available.
Inventors
- 👤 William H Lyon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:41
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/38; B65H75/40; B65H75/406; B65H75/18; B65H75/22; B65H75/24; B65H75/242; B65H75/30; G; G11; G11B; G11B23/00; G11B23/02; G11B23/04; G11B23/041; G11B23/044; B65H2402/00; B65H2402/40; B65H2402/41; B65H2402/412; B65H2701/00; B65H2701/30; B65H2701/37
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |