US2755041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft landing gear
Assignee: Individual
•
Filing: 1954-10-25
•
Granted: 1956-07-17
•
Expires: 1974-10-25
Abstract
No abstract record available.
Inventors
- 👤 William L Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:50
CPC Classifications
B; B64; B64C; B64C25/00; B64C25/32; B64C25/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR584330A
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US1485780A
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US1855861A
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US2184260A
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FR866042A
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GB561456A
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US2392892A
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US2400587A
Cited
US2446700A
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US2497880A
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GB658195A
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US2538388A
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FR1039384A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |