Patent US2579683A successfully refreshed from Google Patents.
US2579683A
Expired / Lapsed
US
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Pilot seat ejector for aircraft
Assignee: MESSRS M L AVIAT Co Ltd
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Filing: 1949-07-22
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Granted: 1951-12-25
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Expires: 1969-07-22
Abstract
No abstract record available.
Inventors
- 👤 Lobelle Marcel Jules Odilon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:07
CPC Classifications
B; B64; B64D; B64D25/00; B64D25/02; B64D25/08; B64D25/10; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0825; Y10T292/0826
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US23224A
Cited
US37048A
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US1339432A
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US1337336A
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US2335822A
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US2331309A
Cited
GB581889A
Cited
US2467763A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-24 | 1955-06-25 | 1955-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-24 | 1959-06-25 | 1959-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-24 | 1963-06-25 | 1963-12-25 | $7700.00 | Window Closed / Lapsed |