Patent US2983521A successfully refreshed from Google Patents.
US2983521A
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Vehicle suspension stabilizer spring automatically operable as supplementary spring
Assignee: Daimler Benz AG
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Filing: 1954-05-18
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Granted: 1961-05-09
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Expires: 1974-05-18
Abstract
No abstract record available.
Inventors
- 👤 Dauben Joseph
- 👤 Muller Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:11
CPC Classifications
B; B60; B60G; B60G17/00; B60G17/02; B60G17/027; B60G17/0277; B60G11/00; B60G11/32; B60G11/48; B60G11/50; B60G21/00; B60G21/02; B60G21/04; B60G21/05; B60G21/055; B60G21/0551; B60G21/0553; Y; Y10; Y10S; Y10S280/00; Y10S280/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1291016A
Cited
FR767620A
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US2490311A
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US2592391A
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US2577761A
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GB681645A
Cited
US2733934A
Cited
US2687311A
Cited
US2808270A
Cited
US2840390A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |