Patent US3299842A successfully refreshed from Google Patents.
US3299842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weed killing apparatus
Assignee: Individual
•
Filing: 1964-09-30
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Granted: 1967-01-24
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Expires: 1984-09-30
Abstract
No abstract record available.
Inventors
- 👤 Bingham Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:17
CPC Classifications
A; A01; A01M; A01M21/00; A01M21/04; A01M21/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A PLANT TREATMENT APPARATUS COMPRISING: A PORTABLE CONTAINER ADAPTED TO HOLD A SUPPLY OF LIQUID PLANT CHEMICAL SOLUTION WHEN IN A SUBSTANTIALLY VERTICAL OPERATING POSITION, HAVING UPPER AND LOWER ENDS AND A LIQUID OUTLET OPENING IN SAID LOWER END FOR DISCHARGING SAID LIQUID CHEMICAL SOLUTION; AN ELONGATE ROD HAVING UPPER AND LOWER EXTREMITIES SLIDABLY MOUNTED VERTICALLY THROUGH SAID OPENING IN SAID CONTAINER, PROJECTING FROM THE UPPER AND LOWER ENDS OF SAID CONTAINER RESPECTIVELY, SAID LOWER EXTREMITY OF SAID ROD ADAPTED TO CONDUCT LIQUID FROM SAID LIQUID OUTLET DOWN THE EXTERIOR THEREOF AND HAVING AN END PORTION ADAPTED TO BE DRIVEN BENEATH THE SOIL; VALVE MEANS SECURED TO SAID ROD FOR CLOSING SAID LIQUID OUTLET OPENING COMPRISING AN ANNULAR PROJECTION FROM SAID ROD ADAPTED TO CONDUCT LIQUID DISCHARGED FROM SAID LIQUID OUTLET OPENING DOWNWARDLY OVER THE SURFACE THEREOF ONTO SAID ROD; SAID CONTAINER MEANS RESTING UPON SAID VALVE MEANS IN SAID SUBSTANTIALLY VERTICAL OPERATING POSITION SO AS TO CLOSE SAID LIQUID OUTLET OPENING; AND HANDLE MEANS MOUNTED UPON SAID PROJECTING UPPER EXTREMITIY OF
Claim 2
Dependent Claim
172 words
A PLANT TREATMENT APPARATUS COMPRISING: A PORTABLE CONTAINER ADAPTED TO HOLD A SUPPLY OF LIQUID PLANT CHEMICAL SOLUTION WHEN IN A SUBSTANTIALLY VERTICAL OPERATING POSITION, HAVING UPPER AND LOWER ENDS AND A LIQUID OUTLET OPENING IN SAID LOWER END FOR DISCHARGING SAID LIQUID CHEMICAL SOLUTION; AN ELONGATE ROD HAVING UPPER AND LOWER EXTREMITIES SLIDABLY MOUNTED VERTICALLY THROUGH SAID OPENING IN SAID CONTAINER, PROJECTING FROM THE UPPER AND LOWER ENDS OF SAID CONTAINER RESPECTIVELY, SAID LOWER EXTREMITY OF SAID ROD ADAPTED TO CONDUCT LIQUID FROM SAID LIQUID OUTLET DOWN THE EXTERIOR THEREOF AND HAVING AN END PORTION ADAPTED TO BE DRIVEN BENEATH THE SOIL; VALVE MEANS SECURED TO SAID ROD FOR CLOSING SAID LIQUID OUTLET OPENING COMPRISING AN ANNULAR PROJECTION FROM SAID ROD ADAPTED TO CONDUCT LIQUID DISCHARGED FROM SAID LIQUID OUTLET OPENING DOWNWARDLY OVER THE SURFACE THEREOF ONTO SAID ROD; SAID CONTAINER MEANS RESTING UPON SAID VALVE MEANS IN SAID SUBSTANTIALLY VERTICAL OPERATING POSITION SO AS TO CLOSE SAID LIQUID OUTLET OPENING; AND HANDLE MEANS MOUNTED UPON SAID PROJECTING UPPER EXTREMITIY OF
References Cited (Backward Citations)
US2157915A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |