Patent US3287A successfully refreshed from Google Patents.
US3287A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fob cross-sawietg timber
Assignee: —
•
Filing: —
•
Granted: 1843-09-28
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Expires: 1860-09-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:02
CPC Classifications
B; B27; B27B; B27B11/00; Y; Y10; Y10T; Y10T83/00; Y10T83/687; Y10T83/6905; Y10T83/691; Y10T83/7015; Y10T83/703
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) | 1846-09-27 | 1847-03-29 | 1847-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1850-09-27 | 1851-03-29 | 1851-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1854-09-27 | 1855-03-29 | 1855-09-28 | $7700.00 | Window Closed / Lapsed |