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Patent US2655388A successfully refreshed from Google Patents.
US2655388A
Expired / Lapsed
US
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Spring suspension for vehicle trailers
Assignee: Individual
•
Filing: 1949-09-21
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Granted: 1953-10-13
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Expires: 1969-09-21
Abstract
No abstract record available.
Inventors
- 👤 William C Nabors
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:28
CPC Classifications
B; B60; B60G; B60G5/00; B60G5/04; B60G5/047; B60G11/00; B60G11/02; B60G11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1891399A
Cited
GB399951A
Cited
US2280302A
Cited
US2424141A
Cited
US2493024A
Cited
US2493026A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |