US2777346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Predetermined torque release unit for wrenches and the like
Assignee: Individual
•
Filing: 1954-06-21
•
Granted: 1957-01-15
•
Expires: 1974-06-21
Abstract
No abstract record available.
Inventors
- 👤 Allen J Brame
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:32
CPC Classifications
B; B25; B25B; B25B23/00; B25B23/14; B25B23/141
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB233207A
Cited
US1908763A
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US1930343A
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US1975984A
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US2069882A
Cited
US2139221A
Cited
US2235192A
Cited
US2366859A
Cited
DE884780C
Cited
US2708836A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-15 | 1960-07-16 | 1961-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-15 | 1964-07-16 | 1965-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-15 | 1968-07-16 | 1969-01-15 | $7700.00 | Window Closed / Lapsed |