US928301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rail-tying mechanism.
Assignee: Individual
•
Filing: 1909-04-08
•
Granted: 1909-07-20
•
Expires: 1929-04-08
Abstract
No abstract record available.
Inventors
- 👤 Wilber F Andrews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:49
CPC Classifications
E; E01; E01B; E01B5/00; E01B5/16
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) | 1912-07-19 | 1913-01-18 | 1913-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-07-19 | 1917-01-18 | 1917-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-07-19 | 1921-01-18 | 1921-07-20 | $7700.00 | Window Closed / Lapsed |