US2031818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller bearing axle
Assignee: Timken Co
•
Filing: 1934-10-06
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Granted: 1936-02-25
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Expires: 1954-10-06
Abstract
No abstract record available.
Inventors
- 👤 Tracy V Buckwalter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:35
CPC Classifications
B; B60; B60B; B60B37/00; B60B37/04; F; F16; F16C; F16C19/00; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C27/00; F16C27/04; F16C35/00; F16C35/04; F16C35/06; F16C35/063; F16C19/54; F16C19/546; F16C19/547; F16C2326/00; F16C2326/10; Y; Y10; Y10T; Y10T403/00; Y10T403/46; Y10T403/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-02-24 | 1939-08-26 | 1940-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-02-24 | 1943-08-26 | 1944-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-02-24 | 1947-08-26 | 1948-02-25 | $7700.00 | Window Closed / Lapsed |