Patent US2990861A successfully refreshed from Google Patents.
US2990861A
Expired / Lapsed
US
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Mechanism for beveling planks or the like
Assignee: Marine Dev & Res Inc
•
Filing: 1959-04-16
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Granted: 1961-07-04
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Expires: 1979-04-16
Abstract
No abstract record available.
Inventors
- 👤 Macks Elmer Fred
- 👤 Wilbert M Burgett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:59
CPC Classifications
B; B23; B23Q; B23Q9/00; B23Q9/0064; B23Q9/0078; B23Q1/00; B23Q1/0063; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/10; B23Q35/101; B23Q35/105; Y; Y10; Y10T; Y10T83/00; Y10T83/687; Y10T83/704
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1099692A
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US1476666A
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US1770032A
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US2525712A
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US2635655A
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US2759773A
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US2752961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-03 | 1965-01-02 | 1965-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-03 | 1969-01-02 | 1969-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-03 | 1973-01-02 | 1973-07-04 | $7700.00 | Window Closed / Lapsed |