Patent US3028203A successfully refreshed from Google Patents.
US3028203A
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Seal for tapered roller bearings and the like
Assignee: Federal Mogul Bower Bearings Inc
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Filing: 1959-07-27
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Granted: 1962-04-03
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Expires: 1979-07-27
Abstract
No abstract record available.
Inventors
- 👤 Richard C Lund
- 👤 Edward K Bowen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:25
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/7803; F16C33/7813; F16C19/00; F16C19/02; F16C19/14; F16C19/16; F16C19/163; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C33/7889; F16C2326/00; F16C2326/01; F16C2326/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2173250A
Cited
US2322867A
Cited
DE826877C
Cited
US2616736A
Cited
US2878084A
Cited
FR1139430A
Cited
FR1177863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |