US3237346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Applicator for liquids
Assignee: Imperial Chemical Industries Ltd
•
Filing: 1963-06-17
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Granted: 1966-03-01
•
Expires: 1983-06-17
Abstract
No abstract record available.
Inventors
- 👤 Watts Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:24
CPC Classifications
A; A01; A01M; A01M7/00; A01M7/005; A01M7/0064
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
221 words
AN APPLICATOR FOR THE APPLICATION OF LIQUID WEEDKILLER TO THE GROUND BETWEEN ADJACENT ROWS OF GROWING PLANTS COMPRISING: A DISTRIBUTOR FOR DISPENSING LIQUID WEEDKILLER TOWARD THE GROUND, SAID DISTRIBUTOR INCLUDING AT LEAST ONE PAIR OF TELESCOPING TUBES, SAID TUBES HAVING A PLURALITY OF DISCHARGE ORIFICES DIRECTED TOWARD THE GROUND; CONDUIT MEANS CONNECTED TO SAID DISTRIBUTOR AND TO A SOURCE OF LIQUID WEEDKILLER FOR CONVEYING WEEDKILLER TO SAID DISTRIBUTOR; A PAIR OF GROUND ENGAGING ELEMENTS FOR FACILITATING MOVEMENT OF THE DISTRIBUTOR OVER THE GROUND, EACH GROUND ENGAGING ELEMENT BEING SEPARATELY ATTACHED TO OPPOSITE ENDS OF A PAIR OF SAID TELESCOPING TUBES, SO AS TO PLACE SAID GROUND ENGAGING ELEMENTS AT OPPOSITE LATERAL ENDS OF THE DISTRIBUTOR; AND A PAIR OF ELONGATED ARMS FOR GUIDING SAID APPLICATOR AND FOR ADJUSTING THE WIDTH OF THE APPLICATOR, SAID PAIR OF ELONGATE ARMS HAVING FIRST END SEPARATELY CONNECTED TO SAID PAIR OF GROUND ENGAGING ELEMENTS, AND HAVING ENDS OPPOSIE SAID FIRST ENDS WHICH DEFINE HANDLES MOVABLE TOWARD AND AWAY FROM ONE ANOTHER, SAID PAIR OF ELONGATE ARMS BEING PIVOTALLY JOINED TO ONE ANOTHER INTERMEDIATE THE ENDS OF SAID PAIR OF ARMS, WHEREBY MOVEMENT OF SAID HANDLES TOWARD AND AWAY FROM ONE ANOTHER PIVOTS SAID ARMS ABOUT A PIVOT POINT SO AS TO REGULATE THE WIDTH OF THE APPLICATOR AND THE GROUND ENGAGING ELEMENTS OF SAID APPLICATOR.
Claim 2
Dependent Claim
221 words
AN APPLICATOR FOR THE APPLICATION OF LIQUID WEEDKILLER TO THE GROUND BETWEEN ADJACENT ROWS OF GROWING PLANTS COMPRISING: A DISTRIBUTOR FOR DISPENSING LIQUID WEEDKILLER TOWARD THE GROUND, SAID DISTRIBUTOR INCLUDING AT LEAST ONE PAIR OF TELESCOPING TUBES, SAID TUBES HAVING A PLURALITY OF DISCHARGE ORIFICES DIRECTED TOWARD THE GROUND; CONDUIT MEANS CONNECTED TO SAID DISTRIBUTOR AND TO A SOURCE OF LIQUID WEEDKILLER FOR CONVEYING WEEDKILLER TO SAID DISTRIBUTOR; A PAIR OF GROUND ENGAGING ELEMENTS FOR FACILITATING MOVEMENT OF THE DISTRIBUTOR OVER THE GROUND, EACH GROUND ENGAGING ELEMENT BEING SEPARATELY ATTACHED TO OPPOSITE ENDS OF A PAIR OF SAID TELESCOPING TUBES, SO AS TO PLACE SAID GROUND ENGAGING ELEMENTS AT OPPOSITE LATERAL ENDS OF THE DISTRIBUTOR; AND A PAIR OF ELONGATED ARMS FOR GUIDING SAID APPLICATOR AND FOR ADJUSTING THE WIDTH OF THE APPLICATOR, SAID PAIR OF ELONGATE ARMS HAVING FIRST END SEPARATELY CONNECTED TO SAID PAIR OF GROUND ENGAGING ELEMENTS, AND HAVING ENDS OPPOSIE SAID FIRST ENDS WHICH DEFINE HANDLES MOVABLE TOWARD AND AWAY FROM ONE ANOTHER, SAID PAIR OF ELONGATE ARMS BEING PIVOTALLY JOINED TO ONE ANOTHER INTERMEDIATE THE ENDS OF SAID PAIR OF ARMS, WHEREBY MOVEMENT OF SAID HANDLES TOWARD AND AWAY FROM ONE ANOTHER PIVOTS SAID ARMS ABOUT A PIVOT POINT SO AS TO REGULATE THE WIDTH OF THE APPLICATOR AND THE GROUND ENGAGING ELEMENTS OF SAID APPLICATOR.
References Cited (Backward Citations)
US378672A
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US381986A
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FR459155A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |