US2826381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Landing gear for aircraft
Assignee: Lockheed Martin Corp
•
Filing: 1954-03-26
•
Granted: 1958-03-11
•
Expires: 1974-03-26
Abstract
No abstract record available.
Inventors
- 👤 Edward S Cruz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:56
CPC Classifications
B; B64; B64C; B64C25/00; B64C25/32; B64C25/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |