Patent US2689771A successfully refreshed from Google Patents.
US2689771A
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Lubricating device for bearings
Assignee: Roulements A Billes Miniatures S A
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Filing: 1950-04-10
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Granted: 1954-09-21
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Expires: 1970-04-10
Abstract
No abstract record available.
Inventors
- 👤 Annen Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:40
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/66; F16C33/6637; F16C33/664; F16C33/72; F16C33/74; F16C33/76; F16C33/78; F16C33/7869; F16C33/7873; G; G04; G04B; G04B31/00; G04B31/08; F16C17/00; F16C17/02; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C19/22; F16C19/24; F16C19/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1372801A
Cited
US1827409A
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US1828546A
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US1902620A
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US2054580A
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US2219388A
Cited
US2385306A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-20 | 1958-03-22 | 1958-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-20 | 1962-03-22 | 1962-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-20 | 1966-03-22 | 1966-09-21 | $7700.00 | Window Closed / Lapsed |