US2488288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic suspension device
Assignee: Individual
•
Filing: 1945-10-06
•
Granted: 1949-11-15
•
Expires: 1965-10-06
Abstract
No abstract record available.
Inventors
- 👤 Gouirand Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:16
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/26; B60G11/27; B60G17/00; B60G17/02; B60G17/04; B60G17/048; B60G17/0485; B60G7/00; B60G7/02; Y; Y10; Y10S; Y10S280/00; Y10S280/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1130656A
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US1152609A
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US1043677A
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US1488646A
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US1414623A
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US1457157A
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FR574467A
Cited
US2065665A
Cited
US2023135A
Cited
US2361575A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-14 | 1953-05-16 | 1953-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-14 | 1957-05-16 | 1957-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-14 | 1961-05-16 | 1961-11-15 | $7700.00 | Window Closed / Lapsed |