US3445909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making bearing material
Assignee: Federal Mogul LLC
•
Filing: 1966-11-02
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Granted: 1969-05-27
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Expires: 1986-11-02
Abstract
No abstract record available.
Inventors
- 👤 Austin H Beebe Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:37
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/04; F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/14; F16C2220/00; F16C2220/20; F16C2220/60; F16C2223/00; F16C2223/02; F16C2223/04; F16C2223/30; F16C2223/32; F16C2223/70; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49705; Y10T29/49709; Y10T29/4998; Y10T29/49982
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-26 | 1972-11-25 | 1973-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-26 | 1976-11-25 | 1977-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-26 | 1980-11-25 | 1981-05-27 | $7700.00 | Window Closed / Lapsed |