Patent US2730249A successfully refreshed from Google Patents.
US2730249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Package loader for trucks
Assignee: Individual
•
Filing: 1952-03-08
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Granted: 1956-01-10
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Expires: 1972-03-08
Abstract
No abstract record available.
Inventors
- 👤 Ewart S Edwards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:41
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/54; B60P1/5438; B60P1/5442; B66; B66C; B66C7/00; B66C2700/00; B66C2700/01; B66C2700/012; B66C2700/014; B66C2700/015
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1862632A
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US2156424A
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US2235727A
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US2323810A
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US2400661A
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US2428144A
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US2442549A
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US2557253A
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US2605914A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-09 | 1959-07-11 | 1960-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-09 | 1963-07-11 | 1964-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-09 | 1967-07-11 | 1968-01-10 | $7700.00 | Window Closed / Lapsed |