US3023847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engine lubricating system
Assignee: Motors Liquidation Co
•
Filing: 1959-10-01
•
Granted: 1962-03-06
•
Expires: 1979-10-01
Abstract
No abstract record available.
Inventors
- 👤 Adelbert E Kolbe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:57
CPC Classifications
F; F01; F01M; F01M1/00; F01M1/06; F02; F02B; F02B75/00; F02B75/16; F02B75/18; F02B75/24; F02B75/243
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1612372A
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US1948340A
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US2318276A
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US2524798A
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US2725955A
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US2723003A
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US2691429A
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US2907411A
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US2936857A
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US2881863A
Cited
US2919767A
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US2893514A
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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) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |