Patent EP0525872A1 successfully refreshed from Google Patents.
US3383142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Split bearing structure
Assignee: METALLIZED CARBON CO Inc
•
Filing: 1965-08-16
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Granted: 1968-05-14
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Expires: 1985-08-16
Abstract
No abstract record available.
Inventors
- 👤 Scott Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:59
CPC Classifications
F; F16; F16C; F16C35/00; F16C35/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2706137A
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US2819932A
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US3022126A
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US3054646A
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US2992049A
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US3236570A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |