US2980269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elevating and handling means for self-loading vehicle
Assignee: Individual
•
Filing: 1957-06-10
•
Granted: 1961-04-18
•
Expires: 1977-06-10
Abstract
No abstract record available.
Inventors
- 👤 Leonard R Zimmerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:42
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B60; B60P; B60P1/00; B60P1/36; B60P1/38; B60P1/48; B60P1/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB615281A
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US2558306A
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US2643784A
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US2709014A
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US2709017A
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US2753066A
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GB750793A
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US2725137A
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US2807383A
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US2823813A
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US2851182A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |