Patent US2943524A successfully refreshed from Google Patents.
US2943524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatically-operated, slidable inner jaw wrench
Assignee: Individual
•
Filing: 1959-01-02
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Granted: 1960-07-05
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Expires: 1979-01-02
Abstract
No abstract record available.
Inventors
- 👤 John A Bourne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:05
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/10; B25B13/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US491222A
Cited
US1271365A
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US1350671A
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US2517941A
Cited
US2725774A
Cited
US2712766A
Cited
US2814872A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |