Patent US808401A successfully refreshed from Google Patents.
US808401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rail-fastening for plastic ties and the process of making the same.
Assignee: Individual
•
Filing: 1905-04-20
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Granted: 1905-12-26
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Expires: 1925-04-20
Abstract
No abstract record available.
Inventors
- 👤 Herbert E Percival
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:26
CPC Classifications
E; E01; E01B; E01B13/00; E01B13/02
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) | 1908-12-25 | 1909-06-26 | 1909-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-12-25 | 1913-06-26 | 1913-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-12-25 | 1917-06-26 | 1917-12-26 | $7700.00 | Window Closed / Lapsed |