Patent US5144256A successfully refreshed from Google Patents.
US2777643A
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Tensioning mechanism for winding machines
Assignee: Allied Control Co Inc
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Filing: 1952-12-24
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Granted: 1957-01-15
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Expires: 1972-12-24
Abstract
No abstract record available.
Inventors
- 👤 James E Bancroft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:36
CPC Classifications
B; B65; B65H; B65H59/00; B65H59/02; B65H59/04; H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/06; H01F41/094; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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US1589435A
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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) | 1960-01-15 | 1960-07-16 | 1961-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-15 | 1964-07-16 | 1965-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-15 | 1968-07-16 | 1969-01-15 | $7700.00 | Window Closed / Lapsed |