Patent US2902748A successfully refreshed from Google Patents.
US2902748A
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Bearing and method of making same
Assignee: Clevite Corp
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Filing: 1956-01-09
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Granted: 1959-09-08
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Expires: 1976-01-09
Abstract
No abstract record available.
Inventors
- 👤 Ralph A Schaefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:20
CPC Classifications
B; B22; B22F; B22F7/00; B22F7/02; B22F7/04; B22F3/00; B22F3/18; 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; F16C2223/44; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49668; Y10T29/49671; Y10T29/49673; Y10T29/49675; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/1216
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2198253A
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US2198240A
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US2260247A
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US2372202A
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US2490543A
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US2585430A
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US2801462A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |