US2865302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-loaded gear pump
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1955-05-18
•
Granted: 1958-12-23
•
Expires: 1975-05-18
Abstract
No abstract record available.
Inventors
- 👤 John F Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:10
CPC Classifications
F; F04; F04C; F04C15/00; F04C15/0003; F04C15/0023; F04C15/0026; F04C2/00; F04C2/08; F04C2/082; F04C2/086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2718758A
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US2624287A
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US2682836A
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US2714857A
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US2706452A
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Cited
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 |