US3559389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for working crop lying on the ground
Assignee: C Van der Lely NV
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Filing: 1966-08-31
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Granted: 1971-02-02
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Expires: 1986-08-31
Abstract
Abstract A DEVICE AND METHOD FOR WORKING CROP LYING ON THE GROUND, THE DEVICE INCLUDING A PLURALITY OF RAKE MEMBERS MOUNTED ON A FRAME TO ROTATE IN EITHER DIRECTION TO WORK AND DISPLACE CROP. A GUIDE IS LOCATED TO THE REAR OF THE RAKE MEMBERS AND THE GUIDE IS PIVOTED TO MOVE VERTICALLY RELA- TIVE TO THE FRAME SO THAT CROP CAN BE DISPLACED AND GUIDED ONTO A STRIP OF GROUND NARROWER THAN THE WORKING WIDTH OF THE VEHICLE.
Inventors
- 👤 Van Der Lely Cornelis
- 👤 Van Der Lely Ary
- 👤 Johannes Gerardus Bom Cornelis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:46
CPC Classifications
A; A01; A01D; A01D78/00; A01D78/08; A01D78/10; A01D78/1057; A01D78/1064; A01D78/1078; A01D80/00
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) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |