US2812868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Loading and unloading device for trucks
Assignee: Builders Equipment Co
•
Filing: 1955-02-28
•
Granted: 1957-11-12
•
Expires: 1975-02-28
Abstract
No abstract record available.
Inventors
- 👤 Eugene E Crile
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:26
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/54; B60P1/5438; B60P1/5457; B66; B66C; B66C19/00; B66C19/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US701906A
Cited
US2045566A
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US2088122A
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US2304622A
Cited
US2605914A
Cited
US2701655A
Cited
US2746619A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-11 | 1961-05-13 | 1961-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-11 | 1965-05-13 | 1965-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-11 | 1969-05-13 | 1969-11-12 | $7700.00 | Window Closed / Lapsed |