Patent US3568232A successfully refreshed from Google Patents.
US3568232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachable sweeper
Assignee: MP McCaffrey Inc
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Filing: 1969-06-09
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Granted: 1971-03-09
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Expires: 1989-06-09
Abstract
Abstract A BOTTOM DUMP SWEEPER FOR REMOVABLE ATTACHMENT TO FORK LIFT TRUCKS IN WHICH THE VERTICAL HEIGHT OF THE ATTACHABLE SWEEPER IS MINIMIZED, THEREBY PERMITTING THE OPERATOR TO SEE THE ROAD AHEAD, THE SWEEPER INCLUDING IMPROVED MEANS FOR MOVING A DEBRIS PAN FROM A CLOSED POSITION TO AN OPEN POSITION INCLUDING MEANS WHEREBY THE DEBRIS PAN IS AUTOMATICALLY HELD IN THE DESIRED POSITION EVEN THROUGH THE ACTUATING MEANS IS FLUID POWERED.
Inventors
- 👤 Raymond W Swanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:55
CPC Classifications
E; E01; E01H; E01H1/00; E01H1/02; E01H1/04; E01H1/047; B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/19
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-08 | 1974-09-07 | 1975-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-08 | 1978-09-07 | 1979-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-08 | 1982-09-07 | 1983-03-09 | $7700.00 | Window Closed / Lapsed |