Patent US2431245A successfully refreshed from Google Patents.
US2431245A
Expired / Lapsed
US
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Landing gear for trailers and the like
Assignee: Inland Steel Co
•
Filing: 1945-02-05
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Granted: 1947-11-18
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Expires: 1965-02-05
Abstract
No abstract record available.
Inventors
- 👤 Haig Paul
- 👤 Schillo Michael
- 👤 Tompkins John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:56
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/58; B60D1/66; B60S; B60S9/00; B60S9/14; B60S9/16; B60S9/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2016468A
Cited
US2146955A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-11-17 | 1951-05-19 | 1951-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-11-17 | 1955-05-19 | 1955-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-11-17 | 1959-05-19 | 1959-11-18 | $7700.00 | Window Closed / Lapsed |