US3560102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid herbicide applicator
Assignee: Individual
•
Filing: 1968-07-26
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Granted: 1971-02-02
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Expires: 1988-07-26
Abstract
Abstract A LIQUID HERBICIDE APPLICATOR HAVING A SOFT, RUBBER-LIKE ROLLER TO WHICH A LIQUID HERBICIDE IS DISTRIBUTED BY GRAVITY, THE QUANTITY OF LIQUID DISTRIBUTED TO THE ROLLER BEING REGULATED BY VERTICAL ADJUSTMENT OF THE SUPPLY OF LIQUID. THE FLOW OF LIQUID FROM THE SOURCE TO THE ROLLER IS SELF-CONTROLLED IN ACCORDANCE WITH THE POSITION OF THE APPLICATOR.
Inventors
- 👤 Clifford C Wetzel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:34
CPC Classifications
A; A01; A01M; A01M21/00; A01M21/04; A01M21/043; A01C; A01C21/00
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 |