US2798362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for slowing down an aircraft, particularly during landing, when powered by a turbo-jet
Assignee: Armstrong Siddeley Motors Ltd
•
Filing: 1955-02-28
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Granted: 1957-07-09
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Expires: 1975-02-28
Abstract
No abstract record available.
Inventors
- 👤 Horace S Rainbow
- 👤 Pym Derek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:07
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/54; F02K1/56; F02K1/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2637164A
Cited
US2620623A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |