US2709422A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic motors
Assignee: Lucas Support Services Ltd
•
Filing: 1951-04-04
•
Granted: 1955-05-31
•
Expires: 1971-04-04
Abstract
No abstract record available.
Inventors
- 👤 Bray Peter Eric
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:17
CPC Classifications
F; F03; F03C; F03C1/00; F03C1/02; F03C1/04; F03C1/0403; F03C1/0431; F03C1/0447; F03C1/0466; F03C1/053; F03C1/0531; F03C1/0535; F03C1/0536
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189515221A
Cited
US701300A
Cited
US1151602A
Cited
US1466276A
Cited
US1582076A
Cited
US2326464A
Cited
US2454578A
Cited
US2597420A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-30 | 1958-11-29 | 1959-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-30 | 1962-11-29 | 1963-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-30 | 1966-11-29 | 1967-05-31 | $7700.00 | Window Closed / Lapsed |