US2010050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller bearing construction
Assignee: Timken Co
•
Filing: 1934-03-26
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Granted: 1935-08-06
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Expires: 1954-03-26
Abstract
No abstract record available.
Inventors
- 👤 Paul C Ackerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:13
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/46; F16C33/54; F16C33/542; F16C33/543; F16C19/00; F16C19/22; F16C19/34; F16C19/36; F16C19/364
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) | 1938-08-05 | 1939-02-04 | 1939-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-08-05 | 1943-02-04 | 1943-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-08-05 | 1947-02-04 | 1947-08-06 | $7700.00 | Window Closed / Lapsed |