US2466623A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic axial vane pump or motor
Assignee: HPM Development Corp
•
Filing: 1944-03-11
•
Granted: 1949-04-05
•
Expires: 1964-03-11
Abstract
No abstract record available.
Inventors
- 👤 Warren R Tucker
- 👤 Robert W Dieterich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:22
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/30; F04C2/34; F04C2/344; F04C2/3448
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US905476A
Cited
US1236399A
Cited
GB203342A
Cited
US1743977A
Cited
US2020611A
Cited
US2083560A
Cited
US2154457A
Cited
US2202911A
Cited
GB503742A
Cited
US2411282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |