Patent US3451298A successfully refreshed from Google Patents.
US3451298A
Expired / Lapsed
US
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Positive grip shearing means
Assignee: Schostal SA
•
Filing: 1966-05-16
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Granted: 1969-06-24
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Expires: 1986-05-16
Abstract
No abstract record available.
Inventors
- 👤 Guillaume Schaming
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:26
CPC Classifications
B; B23; B23D; B23D21/00; Y; Y10; Y10T; Y10T83/00; Y10T83/404; Y10T83/412; Y10T83/566; Y10T83/5669; Y10T83/576; Y10T83/5769; Y10T83/5778; Y10T83/748; Y10T83/7487; Y10T83/7533
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3037446A
Cited
US3204504A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |