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US147241A
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Improvement in wrenches for inserting bung-bushes
Assignee: —
•
Filing: —
•
Granted: 1874-02-10
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Expires: 1891-02-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:26
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/48; B25B13/50; B25B13/5008; B25B13/5083
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) | 1877-02-09 | 1877-08-11 | 1878-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1881-02-09 | 1881-08-11 | 1882-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1885-02-09 | 1885-08-11 | 1886-02-10 | $7700.00 | Window Closed / Lapsed |