Patent US2953418A successfully refreshed from Google Patents.
US2953418A
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US
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Molded resin bearings
Assignee: Russell Manufacturing Co
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Filing: 1958-05-01
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Granted: 1960-09-20
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Expires: 1978-05-01
Abstract
No abstract record available.
Inventors
- 👤 Leslie A Runton
- 👤 Henry C Morton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:37
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/20; F16C33/201; D; D02; D02G; D02G3/00; D02G3/22; D02G3/38; D10; D10B; D10B2321/00; D10B2321/04; D10B2321/042; D10B2331/00; D10B2331/02; D10B2331/04; D10B2401/00; D10B2401/04; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249922; Y10T428/31504; Y10T428/3154; Y10T428/31544
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
23 words
A MOLDED RESIN BEARING COMPRISING A PLURALITY OF LAYERS OF HELICALLY WOUND YARN, AT LEAST THE INNER LAYER COMPRISING MULTIFILAMENT TETRAFLUOROETHYLENE HAVING A
References Cited (Backward Citations)
US166885A
Cited
US1808247A
Cited
US2128087A
Cited
US2213290A
Cited
US2322771A
Cited
US2836744A
Cited
US2783173A
Cited
US2792324A
Cited
US2804886A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |