US2746619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Truck loading or unloading mechanism
Assignee: ELBERFELD Manufacturing CO Inc
•
Filing: 1954-05-20
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Granted: 1956-05-22
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Expires: 1974-05-20
Abstract
No abstract record available.
Inventors
- 👤 Harold L Kuhlenschmidt
- 👤 Floyd E Kuhlenschmidt
- 👤 Geiselman Arthur
- 👤 Geiselman Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:22
CPC Classifications
B; B66; B66C; B66C19/00; B66C19/02; B60; B60P; B60P1/00; B60P1/54; B60P1/5438; B60P1/5457
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2156424A
Cited
US2292870A
Cited
US2504232A
Cited
US2621811A
Cited
US2557253A
Cited
US2605914A
Cited
US2701655A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |