Patent US2852972A successfully refreshed from Google Patents.
US2852972A
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US
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Predetermined torque release pre-set torque measuring wrench
Assignee: Snap On Inc
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Filing: 1956-11-05
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Granted: 1958-09-23
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Expires: 1976-11-05
Abstract
No abstract record available.
Inventors
- 👤 Kenneth R Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:24
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)
US445615A
Cited
US1092574A
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US1860871A
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FR846203A
Cited
US2250736A
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US2461447A
Cited
US2771804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |