US3512178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Axial piston pump
Assignee: Parker Hannifin Corp
•
Filing: 1967-04-24
•
Granted: 1970-05-12
•
Expires: 1987-04-24
Abstract
No abstract record available.
Inventors
- 👤 John G Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:38
CPC Classifications
F; F04; F04B; F04B49/00; F04B49/08; F04B1/00; F04B1/12; F04B1/20; F04B1/2014; F04B1/2064; F04B1/2071; F04B1/26; F04B1/30; F04B1/32; F04B1/324
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2129828A
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US2353745A
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US2409185A
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US3064583A
Cited
US2915985A
Cited
US3159041A
Cited
US3266434A
Cited
US3282225A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |