US2657939A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocking axle with steerable stub axles
Assignee: Individual
•
Filing: 1951-03-27
•
Granted: 1953-11-03
•
Expires: 1971-03-27
Abstract
No abstract record available.
Inventors
- 👤 Monroe B Beebe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:07
CPC Classifications
B; B62; B62D; B62D63/00; B62D63/06; B62D63/061; B62D13/00; B62D13/02
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-02 | 1957-05-04 | 1957-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-02 | 1961-05-04 | 1961-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-02 | 1965-05-04 | 1965-11-03 | $7700.00 | Window Closed / Lapsed |