Patent US2865361A successfully refreshed from Google Patents.
US2865361A
Expired / Lapsed
US
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Engine lubricating system
Assignee: Motors Liquidation Co
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Filing: 1954-06-17
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Granted: 1958-12-23
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Expires: 1974-06-17
Abstract
No abstract record available.
Inventors
- 👤 Clayton B Leach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:47
CPC Classifications
F; F01; F01M; F01M9/00; F01M9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB481811A
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GB707152A
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US2669981A
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US2725955A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |