US1982899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller bearing and cage
Assignee: Timken Co
•
Filing: 1933-06-21
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Granted: 1934-12-04
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Expires: 1953-06-21
Abstract
No abstract record available.
Inventors
- 👤 Tracy V Buckwalter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:04
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/46; F16C33/54; F16C33/542; F16C33/543; F16C23/00; F16C23/06; F16C23/08; F16C23/082; F16C23/086; F16C33/66; F16C33/6637; F16C33/6681; F16C43/00; F16C43/04; F16C43/06; F16C43/08; F16C43/083; F16C19/00; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C19/38
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) | 1937-12-03 | 1938-06-04 | 1938-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-12-03 | 1942-06-04 | 1942-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-12-03 | 1946-06-04 | 1946-12-04 | $7700.00 | Window Closed / Lapsed |