Patent US4792449A successfully refreshed from Google Patents.
Patent US2057102A successfully refreshed from Google Patents.
US2057102A
Expired / Lapsed
US
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Roller bearing
Assignee: Roller Bearing Company of America Inc
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Filing: 1934-02-10
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Granted: 1936-10-13
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Expires: 1954-02-10
Abstract
No abstract record available.
Inventors
- 👤 Max H Lemell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:52
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/22; F16C19/44; F16C19/46; F16C33/00; F16C33/30; F16C33/58; F16C33/60; F16C33/605; F16C43/00; F16C43/04; F16C43/06; F16C2240/00; F16C2240/40; F16C2240/70; F16C2240/80; F16C2240/82; F16C2240/84
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) | 1939-10-13 | 1940-04-13 | 1940-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-10-13 | 1944-04-13 | 1944-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-10-13 | 1948-04-13 | 1948-10-13 | $7700.00 | Window Closed / Lapsed |