Patent US3453966A successfully refreshed from Google Patents.
US3453966A
Expired / Lapsed
US
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Hydraulic motor or pump device
Assignee: Reliance Electric and Engineering Co
•
Filing: 1967-05-04
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Granted: 1969-07-08
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Expires: 1987-05-04
Abstract
No abstract record available.
Inventors
- 👤 Robert T Eddy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:26
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/08; F04C2/10; F04C2/102; F04C11/00; F04C11/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1389189A
Cited
US2989951A
Cited
US3106163A
Cited
US3215043A
Cited
US3338220A
Cited
US3270681A
Cited
US3289601A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |