Patent US2757747A successfully refreshed from Google Patents.
US2757747A
Expired / Lapsed
US
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Torsion bar independent wheel suspension for motor vehicles
Assignee: Ford Motor Co
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Filing: 1953-06-18
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Granted: 1956-08-07
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Expires: 1973-06-18
Abstract
No abstract record available.
Inventors
- 👤 Earle S Macpherson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:11
CPC Classifications
B; B60; B60G; B60G3/00; B60G3/18; B60G3/20; B60G11/00; B60G11/18; B60G11/181; B60G3/24; B60G2202/00; B60G2202/10; B60G2202/13; B60G2202/135; B60G2202/1351
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |