Patent US3109592A successfully refreshed from Google Patents.
US3109592A
Expired / Lapsed
US
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Spray attachment
Assignee: Imperial Chemical Industries Ltd
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Filing: 1962-06-14
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Granted: 1963-11-05
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Expires: 1982-06-14
Abstract
No abstract record available.
Inventors
- 👤 Harris David Alan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:02
CPC Classifications
A; A01; A01M; A01M7/00; A01M7/005; A01C; A01C23/00; A01C23/04; A01C23/047
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A SPRAY ATTACHMENT FOR SPRAYING GROUND CLOSELY ADJACENT THE TRUNKS OF TREES COMPRISING IN COMBINATION A SPRAY BOOM ATTACHABLE AT ONE END TO A DRAFT VEHICLE AND MOUNTED VERTICALLY PIVOTABLE AT THE ATTACHED END, THE END OPPOSITE THE PIVOTABLE END CARRYING AN ARM ATTACHED THERETO WHICH IS PIVOTABLE FROM THE SPRAY BOOM, THE FREE END OF THE PIVOTABLE ARM CARRYING A TREE TRUNK CONTACTING ELEMENT, THE PIVOTAL MOVEMENT OF SAID ARM BEING RESTRAINED THROUGH A BIASING MEANS, SAID PIVOTABLE ARM CARRYING A SPRAY DISCHARGE ELEMENT ADJACENT THE FREE END THEREOF, A GROUND CONTACTING SUPPORT FOR FACILITATING MOVEMENT OF THE SPRAY BOOM IN THE DIRECTION OF TRAVEL OF THE DRAFT VEHICLE AND ATTACHED TO SAID SPRAY BOOM TO PERMIT TURNING THEREOF RELATIVE TO THE DRAFT VEHICLE, A LIQUID CONTROL VALVE, AND CONDUITS FOR PROVIDING A SPRAYABLE LIQUID TO THE CONTROL VALVE AND TO THE DISCHARGE ELEMENT FOR SPRAYING THE GROUND ADJACENT THE TREES.
Claim 2
Dependent Claim
152 words
A SPRAY ATTACHMENT FOR SPRAYING GROUND CLOSELY ADJACENT THE TRUNKS OF TREES COMPRISING IN COMBINATION A SPRAY BOOM ATTACHABLE AT ONE END TO A DRAFT VEHICLE AND MOUNTED VERTICALLY PIVOTABLE AT THE ATTACHED END, THE END OPPOSITE THE PIVOTABLE END CARRYING AN ARM ATTACHED THERETO WHICH IS PIVOTABLE FROM THE SPRAY BOOM, THE FREE END OF THE PIVOTABLE ARM CARRYING A TREE TRUNK CONTACTING ELEMENT, THE PIVOTAL MOVEMENT OF SAID ARM BEING RESTRAINED THROUGH A BIASING MEANS, SAID PIVOTABLE ARM CARRYING A SPRAY DISCHARGE ELEMENT ADJACENT THE FREE END THEREOF, A GROUND CONTACTING SUPPORT FOR FACILITATING MOVEMENT OF THE SPRAY BOOM IN THE DIRECTION OF TRAVEL OF THE DRAFT VEHICLE AND ATTACHED TO SAID SPRAY BOOM TO PERMIT TURNING THEREOF RELATIVE TO THE DRAFT VEHICLE, A LIQUID CONTROL VALVE, AND CONDUITS FOR PROVIDING A SPRAYABLE LIQUID TO THE CONTROL VALVE AND TO THE DISCHARGE ELEMENT FOR SPRAYING THE GROUND ADJACENT THE TREES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |