Patent US2982978A successfully refreshed from Google Patents.
US2982978A
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Rivet shank slotting machine with indexible work holding turret and means to preventrotation of rivet during indexing of turret
Assignee: Olympic Screw and Rivet Corp
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Filing: 1957-03-04
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Granted: 1961-05-09
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Expires: 1977-03-04
Abstract
No abstract record available.
Inventors
- 👤 Raymond O Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:16
CPC Classifications
B; B23; B23G; B23G9/00; B23G9/001; B23G9/002; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5124; Y10T29/5127; Y10T29/5129; Y10T29/5178; Y10T409/00; Y10T409/30; Y10T409/306664; Y10T409/307448; Y10T409/307504
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |