Patent US2863401A successfully refreshed from Google Patents.
US2863401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway train with coupler steered axles
Assignee: ACF Industries Inc
•
Filing: 1955-05-11
•
Granted: 1958-12-09
•
Expires: 1975-05-11
Abstract
No abstract record available.
Inventors
- 👤 John R Furrer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:07
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/38; B61F5/42
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US27217A
Cited
US278770A
Cited
US424089A
Cited
US873288A
Cited
US1388508A
Cited
US2098949A
Cited
US2208625A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |