US3468557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-sway device for use between a towing vehicle and a trailer
Assignee: ETABLIS JEAN FERRIER
•
Filing: 1967-11-03
•
Granted: 1969-09-23
•
Expires: 1987-11-03
Abstract
No abstract record available.
Inventors
- 👤 Jean Ferrier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:23
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/24; B60D1/30; B60D1/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1977317A
Cited
US2612382A
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US2692146A
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US3273911A
Cited
US3262727A
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US3294421A
Cited
FR1490600A
Cited
FR90447E
Cited
US3420548A
Cited
US3379456A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |