Patent US2748426A successfully refreshed from Google Patents.
US2748426A
Expired / Lapsed
US
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Apparatus for producing staple fibers
Assignee: Turbo Machine Co
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Filing: 1953-06-12
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Granted: 1956-06-05
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Expires: 1973-06-12
Abstract
No abstract record available.
Inventors
- 👤 William K Wyatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:44
CPC Classifications
D; D01; D01G; D01G1/00; D01G1/06; D01G1/08; D01G1/081
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2261259A
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US2348182A
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US2249809A
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US2254059A
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US2419320A
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US2432355A
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US2611931A
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US2657433A
Cited
US2635295A
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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) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |