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Patent US6243746B1 successfully refreshed from Google Patents.
US3666331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball and socket bearing
Assignee: Timken US LLC
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Filing: 1970-10-27
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Granted: 1972-05-30
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Expires: 1990-10-27
Abstract
Abstract A BALL AND SOCKET TYPE OF BEARING INCLUDING A SOCKET CONTAINING A SINGLE FRACTURE OR DIVIDING LOCATION AND HAVING ITS INTERNAL SPHERICAL SURFACE CUT AWAY ADJACENT ONLY ONE END FACE OF THE SOCKET THEREBY ALLOWING THE SOCKET TO PROVIDE A LARGE SURFACE AREA FOR RESISTING AXIAL LOADS ACTING TO FORCE THE BALL OUT OF THE SOCKET THROUGH ITS OTHER END FACE.
Inventors
- 👤 Earl M Curtis
- 👤 Roger E Pardon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:37
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/02; F16C23/04; F16C23/043; F16C23/045; F16C43/00; F16C43/02
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) | 1975-05-30 | 1975-11-29 | 1976-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-30 | 1979-11-29 | 1980-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-30 | 1983-11-29 | 1984-05-30 | $7700.00 | Window Closed / Lapsed |