US2848252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separable composite trailer construction
Assignee: Hyster Co
•
Filing: 1953-09-15
•
Granted: 1958-08-19
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Expires: 1973-09-15
Abstract
No abstract record available.
Inventors
- 👤 William E Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:44
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/64; B60P3/00; B60P3/22; B60P3/2205; B60P3/2225; B62; B62D; B62D53/00; B62D53/04; B62D53/06; B62D53/061; B62D53/062; B62D53/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2223650A
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US2325869A
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US2256594A
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US2350841A
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US2360901A
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US2389211A
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US2425948A
Cited
US2540859A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |