US2875701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrostatic piston engine
Assignee: Individual
•
Filing: 1954-08-30
•
Granted: 1959-03-03
•
Expires: 1974-08-30
Abstract
No abstract record available.
Inventors
- 👤 Ebert Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:13
CPC Classifications
F; F01; F01B; F01B3/00; F01B3/0032; F01B3/0035; F01B3/0038; F01B3/0044; F01B3/007; F01B3/0073; F01B3/10; F01B3/103; F01B3/109
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB337351A
Cited
US1996889A
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US2192539A
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US2241701A
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US2250512A
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US2353802A
Cited
US2364301A
Cited
GB563335A
Cited
US2453128A
Cited
US2463299A
Cited
US2779296A
Cited
US2737894A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |