US2816468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid operated predetermined load release torque wrench
Assignee: Individual
•
Filing: 1956-05-14
•
Granted: 1957-12-17
•
Expires: 1976-05-14
Abstract
No abstract record available.
Inventors
- 👤 Edward A Lawrenow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:57
CPC Classifications
B; B25; B25B; B25B23/00; B25B23/14; B25B23/142; B25B23/1422; B25B23/1427
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR49369E
Cited
GB504084A
Cited
FR897420A
Cited
GB574346A
Cited
US2560716A
Cited
US2740508A
Cited
US2760393A
Cited
US2752808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-16 | 1961-06-17 | 1961-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-16 | 1965-06-17 | 1965-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-16 | 1969-06-17 | 1969-12-17 | $7700.00 | Window Closed / Lapsed |