US2915321A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torsion rod spring system for vehicles especially motor vehicles
Assignee: Daimler Benz AG
•
Filing: 1954-06-10
•
Granted: 1959-12-01
•
Expires: 1974-06-10
Abstract
No abstract record available.
Inventors
- 👤 Wilfert Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:38
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
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US352071A
Cited
US633225A
Cited
US2075041A
Cited
US2173973A
Cited
GB555388A
Cited
US2631844A
Cited
US2556767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |