US2828138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic suspension system for vehicle with level corrector and balancing of front and rear axle reactions
Assignee: Automobiles Citroen SA
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Filing: 1955-05-31
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Granted: 1958-03-25
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Expires: 1975-05-31
Abstract
No abstract record available.
Inventors
- 👤 Brueder Antoine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:47
CPC Classifications
B; B60; B60G; B60G21/00; B60G21/02; B60G21/04; B60G21/05; B60G21/055; B60G17/00; B60G17/02; B60G17/033; B60G21/06; B60G2200/00; B60G2200/10; B60G2200/13; B60G2200/132; B60G2204/00; B60G2204/80; B60G2204/83; B60G2204/8302; B60G2800/00; B60G2800/01; Y; Y10; Y10S; Y10S267/00; Y10S267/01; Y10S280/00; Y10S280/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2687311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-24 | 1961-09-23 | 1962-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-24 | 1965-09-23 | 1966-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-24 | 1969-09-23 | 1970-03-25 | $7700.00 | Window Closed / Lapsed |