Patent US45980A successfully refreshed from Google Patents.
US45980A
Expired / Lapsed
US
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Improvement in methods of attaching handles to crosscut-saws
Assignee: —
•
Filing: —
•
Granted: 1865-01-24
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Expires: 1882-01-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:51
CPC Classifications
B; B23; B23Q; B23Q13/00
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) | 1868-01-24 | 1868-07-25 | 1869-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1872-01-24 | 1872-07-25 | 1873-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1876-01-24 | 1876-07-25 | 1877-01-24 | $7700.00 | Window Closed / Lapsed |