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US16858A
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US
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Machine for unmaking rope or cordage
Assignee: —
•
Filing: —
•
Granted: 1857-03-17
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Expires: 1874-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:37
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H2701/00; B65H2701/30; B65H2701/31; Y; Y10; Y10S; Y10S292/00; Y10S292/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1860-03-16 | 1860-09-15 | 1861-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1864-03-16 | 1864-09-15 | 1865-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1868-03-16 | 1868-09-15 | 1869-03-17 | $7700.00 | Window Closed / Lapsed |