Patent US2918779A successfully refreshed from Google Patents.
US2918779A
Expired / Lapsed
US
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Variable speed control for winding machines
Assignee: Shuford Mills Inc
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Filing: 1957-01-22
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Granted: 1959-12-29
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Expires: 1977-01-22
Abstract
No abstract record available.
Inventors
- 👤 John R Long
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:14
CPC Classifications
D; D01; D01H; D01H1/00; D01H1/14; D01H1/20; D01H1/28; D01H1/30; D01H1/305; F; F16; F16H; F16H61/00; F16H61/66; F16H61/662
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) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |