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Patent US146829A successfully refreshed from Google Patents.
US146829A
Expired / Lapsed
US
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Improvement in griping and cutting tools
Assignee: —
•
Filing: —
•
Granted: 1874-01-27
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Expires: 1891-01-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:13
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/12
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) | 1877-01-26 | 1877-07-28 | 1878-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1881-01-26 | 1881-07-28 | 1882-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1885-01-26 | 1885-07-28 | 1886-01-27 | $7700.00 | Window Closed / Lapsed |