Patent US4289544A successfully refreshed from Google Patents.
US69577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improved lathe-chuck
Assignee: —
•
Filing: —
•
Granted: 1867-10-08
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Expires: 1884-10-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:33
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/18; B23Q3/183; Y; Y10; Y10T; Y10T82/00; Y10T82/27
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) | 1870-10-07 | 1871-04-08 | 1871-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1874-10-07 | 1875-04-08 | 1875-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1878-10-07 | 1879-04-08 | 1879-10-08 | $7700.00 | Window Closed / Lapsed |