US3197235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removable self-stabilizing landing gear for semi-trailers
Assignee: Fruehauf Corp
•
Filing: 1963-02-25
•
Granted: 1965-07-27
•
Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Chieger George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:21
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/58; B60D1/66; B60S; B60S9/00; B60S9/14; B60S9/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1400931A
Cited
US2563927A
Cited
US2885220A
Cited
US2840391A
Cited
US3089711A
Cited
US3101202A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |