Patent US2659330A successfully refreshed from Google Patents.
US2659330A
Expired / Lapsed
US
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Feeding mechanisms for sewing machines
Assignee: Singer Co
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Filing: 1950-06-30
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Granted: 1953-11-17
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Expires: 1970-06-30
Abstract
No abstract record available.
Inventors
- 👤 Knaus Nicholaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:06
CPC Classifications
D; D05; D05B; D05B27/00; D05B27/02; D05B85/00; D05B85/06
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) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |