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US2754769A
Expired / Lapsed
US
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Bunk stakes for use on logging trucks, railway flat cars and the like
Assignee: Individual
•
Filing: 1952-06-30
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Granted: 1956-07-17
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Expires: 1972-06-30
Abstract
No abstract record available.
Inventors
- 👤 Yorston James Keith
- 👤 Rice Joel Virgil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:43
CPC Classifications
B; B61; B61D; B61D3/00; B61D3/08; B62; B62D; B62D33/00; B62D33/02; B62D33/0207; B62D33/0215
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |