US3074739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System and pneumatic device for varying the chassis level of vehicles equipped with compressed air suspensions
Assignee: Industrie Magneti Marelli SRL
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Filing: 1960-07-22
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Granted: 1963-01-22
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Expires: 1980-07-22
Abstract
No abstract record available.
Inventors
- 👤 Alfieri Giuseppe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:53
CPC Classifications
B; B60; B60G; B60G17/00; B60G17/02; B60G17/04; B60G17/052; Y; Y10; Y10S; Y10S267/00; Y10S267/01
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |