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US2861440A
Expired / Lapsed
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Multi-feed circular knitting machine
Assignee: H E CRAWFORD CO Inc
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Filing: 1956-05-22
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Granted: 1958-11-25
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Expires: 1976-05-22
Abstract
No abstract record available.
Inventors
- 👤 Herman E Crawford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:55
CPC Classifications
D; D04; D04B; D04B9/00; D04B9/42; D04B9/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE560613C
Cited
US2217022A
Cited
US2440280A
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US2576962A
Cited
US2658365A
Cited
GB704842A
Cited
US2680961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |