US2749787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-locking clamping device
Assignee: Forges Stephanoises SA
•
Filing: 1952-06-02
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Granted: 1956-06-12
•
Expires: 1972-06-02
Abstract
No abstract record available.
Inventors
- 👤 Ollagnon Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:17
CPC Classifications
B; B65; B65G; B65G7/00; B65G7/12; B25; B25B; B25B7/00; B25B7/12; B25B7/123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US232959A
Cited
US639812A
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US2185673A
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US2377953A
Cited
US2523385A
Cited
US2538149A
Cited
US2543922A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |