US2766628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power take-off for trucks
Assignee: Oil States Industries Inc
•
Filing: 1954-11-15
•
Granted: 1956-10-16
•
Expires: 1974-11-15
Abstract
No abstract record available.
Inventors
- 👤 Wilson John Hart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:59
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/28; B60K17/34; B60K17/342
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1293711A
Cited
US1301224A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |