Patent US2903256A successfully refreshed from Google Patents.
US2903256A
Expired / Lapsed
US
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Air suspension
Assignee: Motors Liquidation Co
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Filing: 1956-06-22
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Granted: 1959-09-08
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Expires: 1976-06-22
Abstract
No abstract record available.
Inventors
- 👤 Irwin K Weiss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:34
CPC Classifications
B; B60; B60G; B60G9/00; B60G17/00; B60G17/02; B60G17/04; B60G17/052; Y; Y10; Y10S; Y10S280/00; Y10S280/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1033429A
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US1446759A
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US2290620A
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US2378097A
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US2607611A
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US2564996A
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US2691420A
Cited
US2713498A
Cited
US2742301A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |