Patent US3235984A successfully refreshed from Google Patents.
US3235984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Earth moving vehicle
Assignee: Individual
•
Filing: 1960-12-15
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Granted: 1966-02-22
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Expires: 1980-12-15
Abstract
No abstract record available.
Inventors
- 👤 William F Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:12
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/64; E02F3/65; E02F3/6409; E02F3/6436; E02F3/654; E02F3/656
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
111 words
IN AN APPARATUS FOR MOVING EARTH AND SIMILAR MATERAILS, IN COMBINATION, A SUPPORTING FRAME COMPRISING FRONT AND REAR PARTS PIVOTALLY INTERCONNECTED ALONG A HORIZONTAL TRANSVERSE AXIS, TRANSVERSELY SPACED GROUND ENGAGING WHEELS SUPPORTING EACH OF SAID PARTS, A MATERIAL RECEIVING BUCKET, MEANS MOUNTING SAID BUCKET ON SAID FRAME INTERMEDIATE THE WHEELS OF ONE OF SAID PARTS AND HAVING AN OPEN END DISTANT FROM SAID AXIS AND EXTENDING BEYOND ONE END OF SAID FRAME AND A CLOSED END ADJACENT SAID AXIS, MEANS FOR MOVING SAID BUCKET BETWEEN A LOWER MATERIAL RECEIVING POSITION AND AN UPPER MATERIAL DISCHARGING POSITION WHEREIN SAID BUCKET IS INCLINED UPWARDLY AND SAID OPEN END IS SPACED ABOVE THE PERIPHERIES
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |