US2497460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized lateral motion truck for railway cars
Assignee: Standard Car Truck Co
•
Filing: 1946-11-06
•
Granted: 1950-02-14
•
Expires: 1966-11-06
Abstract
No abstract record available.
Inventors
- 👤 Charles P Leese
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:43
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/02; B61F5/04; B61F5/12; B61F5/122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2053991A
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US2009770A
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US1894386A
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US1894385A
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US2129408A
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US2169715A
Cited
US2346860A
Cited
US2406199A
Cited
US2393426A
Cited
US2435385A
Cited
US2407950A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |