US5647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Back and pinion
Assignee: —
•
Filing: —
•
Granted: 1848-06-27
•
Expires: 1865-06-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:37
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/02; F16H1/20; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19679; Y10T74/19949; Y10T74/19963; Y10T74/19972; Y10T74/19986
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) | 1851-06-27 | 1851-12-27 | 1852-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1855-06-27 | 1855-12-27 | 1856-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1859-06-27 | 1859-12-27 | 1860-06-27 | $7700.00 | Window Closed / Lapsed |