US3478836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cushion vehicle having inflatable skirt
Assignee: Saab AB
•
Filing: 1967-04-03
•
Granted: 1969-11-18
•
Expires: 1987-04-03
Abstract
No abstract record available.
Inventors
- 👤 Thomas Harald Eckered
- 👤 Ove Sviden
- 👤 Olle Ljungstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:07
CPC Classifications
B; B60; B60V; B60V1/00; B60V1/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2446860A
Cited
US3291241A
Cited
US3306388A
Cited
US3363717A
Cited
US3362499A
Cited
US3362500A
Cited
US3205847A
Cited
US3373839A
Cited
US3375894A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |