US2846234A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knee action suspension for motor vehicle wheels
Assignee: Individual
•
Filing: 1954-08-16
•
Granted: 1958-08-05
•
Expires: 1974-08-16
Abstract
No abstract record available.
Inventors
- 👤 Frank F Steinkamp
- 👤 Ulrich Walter Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:27
CPC Classifications
B; B60; B60G; B60G7/00; B60G7/008; B60G11/00; B60G11/14; B60G11/16; B60G3/00; B60G3/18; B60G3/20; B60G3/26; B60G7/001; B60G2204/00; B60G2204/10; B60G2204/12; B60G2204/124; B60G2204/1244
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2123087A
Cited
US2153083A
Cited
US2299087A
Cited
US2321832A
Cited
US2455343A
Cited
US2761696A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |