US2779296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic pump or motor
Assignee: EASTMAN PACIFIC Co
•
Filing: 1950-07-19
•
Granted: 1957-01-29
•
Expires: 1970-07-19
Abstract
No abstract record available.
Inventors
- 👤 Edward C Dudley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:06
CPC Classifications
F; F01; F01B; F01B3/00; F01B3/0032; F01B3/0041; F01B3/0035; F01B3/0038; F01B3/0044; F01B3/0064; F04; F04B; F04B1/00; F04B1/12; F04B1/20; F04B1/22; F04B1/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1315680A
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US1048468A
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US1986584A
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US2073710A
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US2081270A
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US2312417A
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US2284110A
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US2353802A
Cited
US2364301A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |