Patent US3507584A successfully refreshed from Google Patents.
US3507584A
Expired / Lapsed
US
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Axial piston pump for nonlubricating fluids
Assignee: United States Department of the Navy
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Filing: 1968-03-27
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Granted: 1970-04-21
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Expires: 1988-03-27
Abstract
No abstract record available.
Inventors
- 👤 Roland W Robbins Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:47
CPC Classifications
F; F04; F04B; F04B1/00; F04B1/12; F04B1/122; F04B1/124; F04B1/126; F04B1/14; F04B53/00; F04B53/10; F04B53/16; F04B53/162; F04B53/164
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR564953A
Cited
GB581735A
Cited
GB587380A
Cited
US2792789A
Cited
CH355030A
Cited
US3205832A
Cited
US3292554A
Cited
US3369411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-20 | 1973-10-20 | 1974-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-20 | 1977-10-20 | 1978-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-20 | 1981-10-20 | 1982-04-21 | $7700.00 | Window Closed / Lapsed |