Patent US2667793A successfully refreshed from Google Patents.
US2667793A
Expired / Lapsed
US
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Dump box control lever
Assignee: Individual
•
Filing: 1951-02-19
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Granted: 1954-02-02
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Expires: 1971-02-19
Abstract
No abstract record available.
Inventors
- 👤 Larwrence D Webster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:07
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/04; B60P1/16; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20207; Y10T74/20238
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1135737A
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US1160259A
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US1269581A
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US1401093A
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US1635953A
Cited
US2369694A
Cited
US2292091A
Cited
US2419908A
Cited
US2408098A
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US2501661A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |