US2908229A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Articulated rail car with individually guided axles
Assignee: ACF Industries Inc
•
Filing: 1954-04-22
•
Granted: 1959-10-13
•
Expires: 1974-04-22
Abstract
No abstract record available.
Inventors
- 👤 John R Furrer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:24
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/38; B61F5/44; B61D; B61D3/00; B61D3/10; B61F3/00; B61F3/12; B61F3/16; B61G; B61G5/00; B61G5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1810717A
Cited
US2030010A
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GB470319A
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US2098949A
Cited
US2141592A
Cited
US2559540A
Cited
US2647470A
Cited
US2782729A
Cited
US2823623A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |