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US3451668A
Expired / Lapsed
US
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Clamping device having a captive nut
Assignee: ROLAND L ROBINSON
•
Filing: 1967-04-24
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Granted: 1969-06-24
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Expires: 1987-04-24
Abstract
No abstract record available.
Inventors
- 👤 Roland L Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:56
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/10; B25B5/104; B25B5/106; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1376077A
Cited
US1655104A
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 |