US3595707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forged anti-friction bearing component manufacture
Assignee: Ford Motor Co
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Filing: 1969-06-09
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Granted: 1971-07-27
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Expires: 1989-06-09
Abstract
Abstract THIS INVENTION RELATES TO A PROCESS FOR THE MANUFACTURE OF RACES FOR ANTI-FRICTION BEARINGS BY A FORGING PROCESS AND A THERMAL TREATMENT THAT RESULTS IN THE PRODUCTION OF A METALLURGICAL STRUCTURE CHARACTERIZED BY UNIFORMLY DISTRIBUTED CARBIDES RANGING IN SIZE FROM TWO TO FIVE MICRONS.
Inventors
- 👤 Richard L Faunce
- 👤 William M Justusson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:06
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/36; C21D9/40; F; F16; F16C; F16C33/00; F16C33/30; F16C33/58; F16C33/64
Claims Analysis
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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) | 1974-07-26 | 1975-01-25 | 1975-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-26 | 1979-01-25 | 1979-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-26 | 1983-01-25 | 1983-07-27 | $7700.00 | Window Closed / Lapsed |