Patent US2800819A successfully refreshed from Google Patents.
US2800819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamping device having a quickly positioned and screw-actuated movable jaw
Assignee: GEORGE H BOYD
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Filing: 1956-05-14
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Granted: 1957-07-30
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Expires: 1976-05-14
Abstract
No abstract record available.
Inventors
- 👤 Donald A Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:49
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/10; B25B5/102; B25B1/00; B25B1/06; B25B1/10; B25B1/103; B25B1/24; B25B1/2489
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) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |