Patent US2986357A successfully refreshed from Google Patents.
US2986357A
Expired / Lapsed
US
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Collapsible jack spool
Assignee: National Vulcanized Fibre Co
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Filing: 1959-02-05
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Granted: 1961-05-30
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Expires: 1979-02-05
Abstract
No abstract record available.
Inventors
- 👤 Duane E Foote
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:34
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/18; B65H75/22; B65H75/2245; B65H75/2254; B65H75/2263; B65H2701/00; B65H2701/50; B65H2701/51; B65H2701/515; B65H2701/5152; B65H2701/51526
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) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |