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US2426889A
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Self-loading wagon
Assignee: Keppel LeTourneau USA Inc
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Filing: 1946-04-09
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Granted: 1947-09-02
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Expires: 1966-04-09
Abstract
No abstract record available.
Inventors
- 👤 Tourneau Robert G Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:18
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/54; B60P1/5404; B60P1/5423; B60P1/5428
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US965493A
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FR537525A
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FR560563A
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US1875103A
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US2047604A
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US2181253A
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US2244559A
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US2281507A
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US2292870A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-01 | 1951-03-03 | 1951-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-01 | 1955-03-03 | 1955-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-01 | 1959-03-03 | 1959-09-02 | $7700.00 | Window Closed / Lapsed |