US2544331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle wheel suspension
Assignee: O&S Bearing Co
•
Filing: 1946-10-11
•
Granted: 1951-03-06
•
Expires: 1966-10-11
Abstract
No abstract record available.
Inventors
- 👤 Axel W Kogstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:09
CPC Classifications
B; B62; B62D; B62D17/00; B60; B60G; B60G7/00; B60G7/008; B60G2200/00; B60G2200/10; B60G2200/14; B60G2200/144; B60G2200/40; B60G2200/46; B60G2204/00; B60G2204/10; B60G2204/12; B60G2204/124; B60G2204/1244; B60G2204/14; B60G2204/148; B60G2206/00; B60G2206/01; B60G2206/10; Y; Y10; Y10T; Y10T403/00; Y10T403/29; Y10T403/297
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US923724A
Cited
GB137381A
Cited
GB286424A
Cited
US2099144A
Cited
US2115919A
Cited
US2238879A
Cited
US2253436A
Cited
US2290923A
Cited
US2405458A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-05 | 1954-09-04 | 1955-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-05 | 1958-09-04 | 1959-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-05 | 1962-09-04 | 1963-03-06 | $7700.00 | Window Closed / Lapsed |