Patent US2531140A successfully refreshed from Google Patents.
US2531140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trailer vehicle for hot line tools
Assignee: AB Chance Co
•
Filing: 1948-02-13
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Granted: 1950-11-21
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Expires: 1968-02-13
Abstract
No abstract record available.
Inventors
- 👤 Leonard J Linde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:43
CPC Classifications
B; B60; B60J; B60J7/00; B60J7/08; B60J7/16; B60J7/1607; B60J7/1614; B62; B62D; B62D63/00; B62D63/02; B62D63/06; B62D63/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US320332A
Cited
US1481543A
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US1474283A
Cited
GB461624A
Cited
GB463825A
Cited
US2132464A
Cited
US2168661A
Cited
US2385115A
Cited
US2344551A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |