US2745386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic motor and automatic valve therefor
Assignee: Individual
•
Filing: 1953-03-27
•
Granted: 1956-05-15
•
Expires: 1973-03-27
Abstract
No abstract record available.
Inventors
- 👤 Julius M Wildeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:10
CPC Classifications
F; F01; F01L; F01L25/00; F01L25/02; F01L25/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US275746A
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US547623A
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US598949A
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US655737A
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US864662A
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US1690484A
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US1495333A
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US2036631A
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US2298457A
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US2380315A
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US2550723A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |