US3674357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch release bearing
Assignee: Federal Mogul LLC
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Filing: 1971-03-30
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Granted: 1972-07-04
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Expires: 1991-03-30
Abstract
Abstract A CLUTCH RELEASE BEARING ASSEMBLY COMPRISING A PLURALITY OF SPHERICAL ANTI-FRICTION BEARING ELEMENTS ADAPTED FOR ENGAGEMENT WITH SEMI-SPHERICAL RACEWAYS IN COOPERATIVE INNER AND OUTER BEARING RACE MEMBERS, THE DIMENSIONS OF THE RACEWAYS BEING OF A PREDETERMINED RELATIONSHIP WITH RESPECT OF THE DIMENSION OF THE BEARING ELEMENTS.
Inventors
- 👤 Eli M Ladin
- 👤 Harry L Kegerise
- 👤 John S Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:13
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/02; F16C19/10; F16C33/00; F16C33/30; F16C33/58; F16C33/72; F16C33/76; F16C33/78; F16C33/7886; F16D; F16D23/00; F16D23/12; F16D23/14; F16C19/14; F16C19/16; F16C19/163; F16C2361/00; F16C2361/43; F16D2300/00; F16D2300/08
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) | 1975-07-04 | 1976-01-03 | 1976-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-04 | 1980-01-03 | 1980-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-04 | 1984-01-03 | 1984-07-04 | $7700.00 | Window Closed / Lapsed |