US67014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improved screw-driver
Assignee: Melard Manufacturing Corp
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Filing: —
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Granted: 1867-07-23
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Expires: 1884-07-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:24
CPC Classifications
B; B25; B25B; B25B15/00; B25B15/001; B25B15/004; B25B15/007
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) | 1870-07-22 | 1871-01-21 | 1871-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1874-07-22 | 1875-01-21 | 1875-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1878-07-22 | 1879-01-21 | 1879-07-23 | $7700.00 | Window Closed / Lapsed |