US2740437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamping device for guide fence on work table
Assignee: Duro Metal Products Co
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Filing: 1953-12-07
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Granted: 1956-04-03
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Expires: 1973-12-07
Abstract
No abstract record available.
Inventors
- 👤 William H Odlum
- 👤 William F Hosford
- 👤 Clarence C Wieser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:38
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/005; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6572; Y10T83/6577; Y10T83/727
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) | 1959-04-03 | 1959-10-03 | 1960-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-03 | 1963-10-03 | 1964-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-03 | 1967-10-03 | 1968-04-03 | $7700.00 | Window Closed / Lapsed |