US2757526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knitting machine
Assignee: H E CRAWFORD CO Inc
•
Filing: 1950-10-30
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Granted: 1956-08-07
•
Expires: 1970-10-30
Abstract
No abstract record available.
Inventors
- 👤 Herman E Crawford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:42
CPC Classifications
D; D04; D04B; D04B9/00; D04B9/26; D04B9/28; D04B1/00; D04B1/10; D04B1/12; D04B1/126; D04B15/00; D04B15/38; D04B15/54; D04B15/58; D04B15/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1789494A
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US1712052A
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US1870701A
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US1945227A
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US2217022A
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US2254409A
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US2440280A
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US2527534A
Cited
US2516697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |