US2420462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knee action rear wheel suspension
Assignee: Individual
•
Filing: 1945-03-07
•
Granted: 1947-05-13
•
Expires: 1965-03-07
Abstract
No abstract record available.
Inventors
- 👤 James J Carr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:09
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/14; B60G2200/00; B60G2200/10; B60G2200/14; B60G2200/144; B60G2200/30; B60G2202/00; B60G2202/10; B60G2202/12; B60G2202/15; B60G2202/152; B60G2202/1524
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
AT98185B
Cited
US1897542A
Cited
US2052064A
Cited
US2067807A
Cited
US2198099A
Cited
US2163981A
Cited
US2303545A
Cited
US2314076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-12 | 1950-11-11 | 1951-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-12 | 1954-11-11 | 1955-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-12 | 1958-11-11 | 1959-05-13 | $7700.00 | Window Closed / Lapsed |