US21622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine fob sawing mabble
Assignee: —
•
Filing: —
•
Granted: 1858-09-28
•
Expires: 1875-09-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:48
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/02; B28D1/08; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/654; Y10T83/6563; Y10T83/929; Y10T83/9292
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) | 1861-09-27 | 1862-03-29 | 1862-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1865-09-27 | 1866-03-29 | 1866-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1869-09-27 | 1870-03-29 | 1870-09-28 | $7700.00 | Window Closed / Lapsed |