US160238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in devices for turning machine-needle blanks
Assignee: —
•
Filing: —
•
Granted: 1875-02-23
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Expires: 1892-02-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:54
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/10; B23Q35/101; B23Q35/102; Y; Y10; Y10T; Y10T82/00; Y10T82/14; Y10T82/141; Y10T82/25; Y10T82/2531; Y10T82/2541; Y10T82/2543; Y10T82/2545
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) | 1878-02-22 | 1878-08-24 | 1879-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1882-02-22 | 1882-08-24 | 1883-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1886-02-22 | 1886-08-24 | 1887-02-23 | $7700.00 | Window Closed / Lapsed |