US2553959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fifth wheel construction
Assignee: COOK BROS EQUIPMENT Co
•
Filing: 1947-07-23
•
Granted: 1951-05-22
•
Expires: 1967-07-23
Abstract
No abstract record available.
Inventors
- 👤 Howard F Cook
- 👤 Henry C Harbers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:15
CPC Classifications
B; B62; B62D; B62D53/00; B62D53/04; B62D53/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US974877A
Cited
US1400752A
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US1450554A
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US2077484A
Cited
US2197401A
Cited
US2194160A
Cited
US2317508A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-21 | 1954-11-20 | 1955-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-21 | 1958-11-20 | 1959-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-21 | 1962-11-20 | 1963-05-22 | $7700.00 | Window Closed / Lapsed |