US2805743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle drive mechanism
Assignee: Rockwell Spring and Axle Co
•
Filing: 1951-05-25
•
Granted: 1957-09-10
•
Expires: 1971-05-25
Abstract
No abstract record available.
Inventors
- 👤 Beverly W Keese
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:21
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/04; B60K17/06; B60K17/08; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19167; Y10T74/19219; Y10T74/19377; Y10T74/19386; Y10T74/194; Y10T74/21; Y10T74/2186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |