Patent US2443552A successfully refreshed from Google Patents.
US2443552A
Expired / Lapsed
US
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Vehicle bed arrangement
Assignee: Pullman-Standard Car Manufacturing Co
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Filing: 1943-03-31
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Granted: 1948-06-15
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Expires: 1963-03-31
Abstract
No abstract record available.
Inventors
- 👤 Joseph L Brack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:01
CPC Classifications
B; B61; B61D; B61D31/00; B60; B60N; B60N2/00; B60N2/75; B60N2/753; B60N2/757
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-15 | 1951-12-15 | 1952-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-15 | 1955-12-15 | 1956-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-15 | 1959-12-15 | 1960-06-15 | $7700.00 | Window Closed / Lapsed |