US2580696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine fuel system
Assignee: Motors Liquidation Co
•
Filing: 1945-11-13
•
Granted: 1952-01-01
•
Expires: 1965-11-13
Abstract
No abstract record available.
Inventors
- 👤 Joseph N Novak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:55
CPC Classifications
F; F02; F02N; F02N19/00; F02N19/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2183616A
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US1062236A
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US2062644A
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US2024133A
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US2157737A
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US2118079A
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US2215680A
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US2201019A
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US2322131A
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US2401880A
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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) | 1954-12-31 | 1955-07-02 | 1956-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-31 | 1959-07-02 | 1960-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-31 | 1963-07-02 | 1964-01-01 | $7700.00 | Window Closed / Lapsed |