US2779556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic steering mechanism for aircraft landing gear
Assignee: Cleveland Pneumatic Tool Co
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Filing: 1955-01-13
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Granted: 1957-01-29
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Expires: 1975-01-13
Abstract
No abstract record available.
Inventors
- 👤 Walter H Hogan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:32
CPC Classifications
B; B64; B64C; B64C25/00; B64C25/32; B64C25/50; B64C25/505
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |