US2820381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversible, torque-limiting wrench
Assignee: Kent Moore Organization Inc
•
Filing: 1956-04-04
•
Granted: 1958-01-21
•
Expires: 1976-04-04
Abstract
No abstract record available.
Inventors
- 👤 Richard B White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:31
CPC Classifications
F; F16; F16D; F16D7/00; F16D7/04; F16D7/06; F16D7/08; 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)
US2732747A
Cited
US2263709A
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US2475518A
Cited
US2632485A
Cited
US2741352A
Cited
US2743635A
Cited
US2690090A
Cited
US2728252A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-20 | 1961-07-22 | 1962-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-20 | 1965-07-22 | 1966-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-20 | 1969-07-22 | 1970-01-21 | $7700.00 | Window Closed / Lapsed |