US221818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in mitering attachments for sawing-machines
Assignee: —
•
Filing: —
•
Granted: 1879-11-18
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Expires: 1896-11-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:00
CPC Classifications
B; B23; B23D; B23D47/00; B23D47/02; B23D47/025; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6584; Y10T83/6601; Y10T83/6608; Y10T83/6609; Y10T83/6611; Y10T83/687; Y10T83/704; Y10T83/727; Y10T83/744
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) | 1882-11-17 | 1883-05-19 | 1883-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1886-11-17 | 1887-05-19 | 1887-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1890-11-17 | 1891-05-19 | 1891-11-18 | $7700.00 | Window Closed / Lapsed |