Patent US4405589A successfully refreshed from Google Patents.
Patent US1691015A successfully refreshed from Google Patents.
US1691015A
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Lubricating means for antifriction bearings
Assignee: Fafnir Bearing Co
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Filing: 1926-12-11
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Granted: 1928-11-06
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Expires: 1946-12-11
Abstract
No abstract record available.
Inventors
- 👤 Leister Fayette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:10
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/66; F16C33/6637; F16C33/6659; F16C33/6666; F16C19/00; F16C19/54; F16C33/38; F16C33/3837; F16C33/3862; F16C33/3868; F16C33/42; F16C33/422; F16C33/427; F16C33/6681; F16N; F16N7/00; F16N7/36; F16N7/366; F16C2300/00; F16C2300/20; F16C2300/22; F16C2300/30; F16C2300/34; F16C35/00; F16C35/08; F16C35/12; F16N2210/00; F16N2210/14; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49702
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) | 1931-11-06 | 1932-05-07 | 1932-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-11-06 | 1936-05-07 | 1936-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-11-06 | 1940-05-07 | 1940-11-06 | $7700.00 | Window Closed / Lapsed |