US2952124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plug type noise suppressor and thrust reverser
Assignee: Boeing Co
•
Filing: 1957-07-29
•
Granted: 1960-09-13
•
Expires: 1977-07-29
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Pearson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:17
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/40; F02K1/42; F02K1/54; F02K1/56; F02K1/566
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE860754C
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US2418488A
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US2509238A
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US2763426A
Cited
FR1104307A
Cited
US2811827A
Cited
FR1135075A
Cited
US2847822A
Cited
US2857119A
Cited
US2845775A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |