Patent US2746394A successfully refreshed from Google Patents.
US2746394A
Expired / Lapsed
US
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Gear pump
Assignee: Motors Liquidation Co
•
Filing: 1951-08-11
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Granted: 1956-05-22
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Expires: 1971-08-11
Abstract
No abstract record available.
Inventors
- 👤 Dolza John
- 👤 Earl W Rohrbacher
- 👤 Zimmerman John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:03
CPC Classifications
F; F04; F04C; F04C15/00; F04C15/0003; F04C15/0023; F04C15/0026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1021180A
Cited
US1379587A
Cited
US2111883A
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US2221412A
Cited
US2176787A
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US2395824A
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US2220588A
Cited
US2319374A
Cited
US2479077A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |