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Patent US2680458A successfully refreshed from Google Patents.
US2680458A
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Measuring, beveling, and mitering device for power-driven cutoff saws
Assignee: GEORGE E WHITMORE
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Filing: 1950-05-10
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Granted: 1954-06-08
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Expires: 1970-05-10
Abstract
No abstract record available.
Inventors
- 👤 Karl H Grammer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:22
CPC Classifications
B; B27; B27G; B27G5/00; B27G5/02; B27G5/023; Y; Y10; Y10T; Y10T83/00; Y10T83/748; Y10T83/7593; Y10T83/76; Y10T83/768; Y10T83/7684; Y10T83/7693; Y10T83/869; Y10T83/8773
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US831277A
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US1667191A
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US1799606A
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US1799605A
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AU2240629A
Cited
US2452544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-07 | 1957-12-07 | 1958-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-07 | 1961-12-07 | 1962-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-07 | 1965-12-07 | 1966-06-08 | $7700.00 | Window Closed / Lapsed |