Patent US818195A successfully refreshed from Google Patents.
US818195A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for dressing saws
Assignee: —
•
Filing: —
•
Granted: 1906-04-17
•
Expires: 1923-04-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:12
CPC Classifications
B; B23; B23D; B23D63/00; B23D63/08; B23D63/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1909-04-16 | 1909-10-16 | 1910-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-04-16 | 1913-10-16 | 1914-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-04-16 | 1917-10-16 | 1918-04-17 | $7700.00 | Window Closed / Lapsed |