US2925044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic pump or motor
Assignee: Individual
•
Filing: 1956-03-22
•
Granted: 1960-02-16
•
Expires: 1976-03-22
Abstract
No abstract record available.
Inventors
- 👤 Robert W Brundage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:32
CPC Classifications
F; F04; F04C; F04C14/00; F04C14/10; F04C14/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1964330A
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US1482807A
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US1970146A
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US2192660A
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US2426491A
Cited
US2606503A
Cited
US2509321A
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US2630759A
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US2618224A
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US2685255A
Cited
US2658344A
Cited
US2749843A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |