US2874814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Free locking wheel hub
Assignee: Individual
•
Filing: 1957-05-01
•
Granted: 1959-02-24
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Expires: 1977-05-01
Abstract
No abstract record available.
Inventors
- 👤 Da Ruben L Beck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:14
CPC Classifications
F; F16; F16D; F16D11/00; F16D11/14; B; B60; B60K; B60K17/00; B60K17/34; B60K17/348; B60K17/35; B60K17/3515; F16D2011/008; Y; Y10; Y10T; Y10T403/00; Y10T403/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |