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US2824751A
Expired / Lapsed
US
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Torsion rod spring system for vehicles, especially motor vehicles
Assignee: Daimler Benz AG
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Filing: 1955-05-23
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Granted: 1958-02-25
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Expires: 1975-05-23
Abstract
No abstract record available.
Inventors
- 👤 Wilfert Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:27
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/18; B60G11/20; B60G21/00; B60G21/02; B60G21/04; B60G21/05; B60G21/055; B60G21/0551; B60G7/00; B60G7/001; B60G2202/00; B60G2202/10; B60G2202/13; B60G2202/135; B60G2202/1351; B60G2204/00; B60G2204/10; B60G2204/12; B60G2204/122; B60G2206/00; B60G2206/01; B60G2206/10; B60G2206/124; B60G2206/40; B60G2206/42; B60G2206/70; B60G2206/72; B60G2206/724
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE877558C
Cited
US2542363A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-24 | 1961-08-26 | 1962-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-24 | 1965-08-26 | 1966-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-24 | 1969-08-26 | 1970-02-25 | $7700.00 | Window Closed / Lapsed |