Patent US940025A successfully refreshed from Google Patents.
US940025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rail-sanding device.
Assignee: EARL N ELLIOTT
•
Filing: 1908-05-09
•
Granted: 1909-11-16
•
Expires: 1928-05-09
Abstract
No abstract record available.
Inventors
- 👤 Clarence Francis Johndrow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:02
CPC Classifications
B; B60; B60B; B60B39/00; B60B39/02; B60B39/04; B60B39/08; B60B39/086
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) | 1912-11-15 | 1913-05-17 | 1913-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-11-15 | 1917-05-17 | 1917-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-11-15 | 1921-05-17 | 1921-11-16 | $7700.00 | Window Closed / Lapsed |