Patent US2654491A successfully refreshed from Google Patents.
US2654491A
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US
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Vehicle lift gate
Assignee: Anthony Co
•
Filing: 1951-10-04
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Granted: 1953-10-06
•
Expires: 1971-10-04
Abstract
No abstract record available.
Inventors
- 👤 Glenn A Duis
- 👤 Glenn S Park
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:02
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/44; B60P1/4414
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2603374A
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US2075954A
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US2469421A
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US2391813A
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US2480528A
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US2525424A
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US2576881A
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US2593240A
Cited
US2624477A
Cited
US2626067A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-05 | 1957-04-06 | 1957-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-05 | 1961-04-06 | 1961-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-05 | 1965-04-06 | 1965-10-06 | $7700.00 | Window Closed / Lapsed |