US2655109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure fluid supply system
Assignee: Power Jets Research and Development Ltd
•
Filing: 1945-05-03
•
Granted: 1953-10-13
•
Expires: 1965-05-03
Abstract
No abstract record available.
Inventors
- 👤 Daniel N Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 22:50
CPC Classifications
F; F02; F02D; F02D33/00; F02D33/003; F02D33/006; F02M; F02M37/00; F02M37/0047; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2562
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2085982A
Cited
US655037A
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US1002306A
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US1148054A
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FR703569A
Cited
US2173578A
Cited
DE663896C
Cited
US2218565A
Cited
US2219994A
Cited
US2280392A
Cited
US2366388A
Cited
US2367452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |