Patent US748890A successfully refreshed from Google Patents.
US748890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal-boring tool
Assignee: —
•
Filing: —
•
Granted: 1904-01-05
•
Expires: 1921-01-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:27
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/10; B23B51/108; B23B51/1085; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17957; Y10T279/17965; Y10T407/00; Y10T407/19; Y10T407/1946; Y10T407/1948; Y10T408/00; Y10T408/89; Y10T408/905; Y10T408/906; Y10T408/909; Y10T408/9098
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) | 1907-01-04 | 1907-07-06 | 1908-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-01-04 | 1911-07-06 | 1912-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-01-04 | 1915-07-06 | 1916-01-05 | $7700.00 | Window Closed / Lapsed |