Patent US5425730A successfully refreshed from Google Patents.
US2808007A
Expired / Lapsed
US
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Gear pump or motor
Assignee: Motors Liquidation Co
•
Filing: 1954-05-27
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Granted: 1957-10-01
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Expires: 1974-05-27
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Gaubatz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:31
CPC Classifications
F; F04; F04C; F04C15/00; F04C15/0042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1372576A
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US1937367A
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US2212994A
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US2221412A
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US2319374A
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US2338065A
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US2484917A
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US2541010A
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US2571377A
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US2624287A
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US2746394A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-30 | 1961-04-01 | 1961-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-30 | 1965-04-01 | 1965-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-30 | 1969-04-01 | 1969-10-01 | $7700.00 | Window Closed / Lapsed |