US3616769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wild oat sprayer attachment
Assignee: Individual
•
Filing: 1969-11-26
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Granted: 1971-11-02
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Expires: 1989-11-26
Abstract
Abstract A SPRAY BOOM IS MOUNTED UPON A TILTING IMPLEMENT SO THAT IT CAN DIRECT THE SPRAY DIRECTLY UPON THE SOIL BEING TURNED BY THE DISKS OR TILLAGE MEMBERS. AN ARCUATELY CURVED SHIELD DIRECTS THE SPRAY DOWNWARDLY INTO THE TURNED SOIL BEFORE IT TURNS COMPLETELY OVER SO THAT THE SPRAY BECOMES TRAPPED BY THE SOIL, AND ALSO PREVENTS THE SOIL FROM COMING INTO CONTACT WITH THE SPRAY PREMATURELY.
Inventors
- 👤 William E Normand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:00
CPC Classifications
A; A01; A01B; A01B49/00; A01B49/04; A01B25/00
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) | 1974-11-01 | 1975-05-03 | 1975-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-01 | 1979-05-03 | 1979-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-01 | 1983-05-03 | 1983-11-02 | $7700.00 | Window Closed / Lapsed |