US2580247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cam actuated wrench
Assignee: ROBERT ANDRE BOIZARD
•
Filing: 1950-05-19
•
Granted: 1951-12-25
•
Expires: 1970-05-19
Abstract
No abstract record available.
Inventors
- 👤 Secondi Raymond Gaston
- 👤 Vacheron Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:10
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US810304A
Cited
US1162197A
Cited
FR636996A
Cited
US1740377A
Cited
FR39434E
Cited
FR779368A
Cited
GB506748A
Cited
GB572552A
Cited
US2516394A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-24 | 1955-06-25 | 1955-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-24 | 1959-06-25 | 1959-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-24 | 1963-06-25 | 1963-12-25 | $7700.00 | Window Closed / Lapsed |