US3615055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spreading implements
Assignee: C Van der Lely NV
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Filing: 1968-12-20
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Granted: 1971-10-26
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Expires: 1988-12-20
Abstract
Abstract THIS INVENTION RELATES TO SPREADING IMPLEMENTS COMPRISING A FRAME MOVABLE OVER THE GROUND, A CONTAINER FOR MATERIAL TO BE SPREAD, A SPREADING MEMBER, AT LEAST ONE OUTLET PORT THROUGH WHICH MATERIAL FROM THE CONTAINER CAN REACH THE SPREADING MEMBER AND A FLOW CONTROL MEMBER MOVABLE RELATIVE TO ONE OR MORE OUTLET PORTS TO GOVERN THE OPEN AREA OFF THE LATTER AND ADJUSTING OR SETTING MECHANISM FOR SAID FLOW CONTROL MEMBER. THE FLOW CONTROL INCLUDES AN ADJUSTING MECHANISM WHICH CAN BE MANUALLY MOVED SIMPLY AND QUICKLY TO SHUT OFF FLOW OR TO SET THE FLOW OF MATERIAL TO A PRE-SELECTED AMOUNT.
Inventors
- 👤 Cornelis Van Der Lely
- 👤 Ary Van Der Lely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:30
CPC Classifications
A; A01; A01C; A01C17/00; E; E01; E01C; E01C19/00; E01C19/12; E01C19/20; E01C19/201; E01C19/202; E01C19/203
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) | 1974-10-25 | 1975-04-26 | 1975-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-25 | 1979-04-26 | 1979-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-25 | 1983-04-26 | 1983-10-26 | $7700.00 | Window Closed / Lapsed |