Patent US3417562A successfully refreshed from Google Patents.
US3417562A
Expired / Lapsed
US
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Self-lubricating air sealed bearing apparatus
Assignee: Individual
•
Filing: 1966-10-26
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Granted: 1968-12-24
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Expires: 1986-10-26
Abstract
No abstract record available.
Inventors
- 👤 Charles W Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:52
CPC Classifications
F; F16; F16N; F16N7/00; F16N7/30; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/30; F01N3/32; F16C; F16C33/00; F16C33/30; F16C33/66; F16C33/6637; F16C33/664; F16C33/6651; F16C33/6659; F16C33/6662; F16C35/00; F16C35/04; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
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) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |