US3147568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weed spraying device
Assignee: Individual
•
Filing: 1962-12-27
•
Granted: 1964-09-08
•
Expires: 1982-12-27
Abstract
No abstract record available.
Inventors
- 👤 Harold G Inhofer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:15
CPC Classifications
A; A01; A01M; A01M7/00; A01M7/005; A01M7/0064
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
WEED SPRAYING APPARATUS COMPRISING SUPPORTING MEANS ADAPTED TO BE MOUNTED ON A TRANSPORTABLE VEHICLE, A PAIR OF SPRAY NOZZLES HORIZONTALLY SPACED IN A DIRECTION TRANSVERSE TO THE DIRECTION OF TRAVEL OF SUCH VEHICLE AND BEING DISPOSED TO DIRECT THE LIQUID SPRAY DISCHARGED THEREFROM ONTO ONLY THE LOWERMOST PORTION OF THE CROP PLANT STEMS AND THE GROUND SURROUNDING SAID STEM, A PAIR OF OPPOSED LEAF-LIFTING ELEMENTS MOUNTED ON SAID SUPPORTING MEANS IN PRECEEDING RELATION TO SAID SPRAY NOZZLES AND BEING RESILIENT TO PERMIT ENGAGEMENT WITH THE LEAVES AND STEM OF THE INDIVIDUAL PLANTS WITHOUT DAMAGING THE SAME, THE INITIAL PLANT ENGAGING PORTIONS THEREOF BEING DISPOSED BELOW THE PORTIONS THEREBEHIND SO THAT LEAVES ENGAGED THEREBY WILL BE ELEVATED OUT OF THE PATH OF THE SPRAY PATTERN PRODUCED BY SAID SPRAY NOZZLES TO PREVENT CONTACT BETWEEN THE LEAVES AND THE SPRAY LIQUID.
Claim 2
Dependent Claim
139 words
WEED SPRAYING APPARATUS COMPRISING SUPPORTING MEANS ADAPTED TO BE MOUNTED ON A TRANSPORTABLE VEHICLE, A PAIR OF SPRAY NOZZLES HORIZONTALLY SPACED IN A DIRECTION TRANSVERSE TO THE DIRECTION OF TRAVEL OF SUCH VEHICLE AND BEING DISPOSED TO DIRECT THE LIQUID SPRAY DISCHARGED THEREFROM ONTO ONLY THE LOWERMOST PORTION OF THE CROP PLANT STEMS AND THE GROUND SURROUNDING SAID STEM, A PAIR OF OPPOSED LEAF-LIFTING ELEMENTS MOUNTED ON SAID SUPPORTING MEANS IN PRECEEDING RELATION TO SAID SPRAY NOZZLES AND BEING RESILIENT TO PERMIT ENGAGEMENT WITH THE LEAVES AND STEM OF THE INDIVIDUAL PLANTS WITHOUT DAMAGING THE SAME, THE INITIAL PLANT ENGAGING PORTIONS THEREOF BEING DISPOSED BELOW THE PORTIONS THEREBEHIND SO THAT LEAVES ENGAGED THEREBY WILL BE ELEVATED OUT OF THE PATH OF THE SPRAY PATTERN PRODUCED BY SAID SPRAY NOZZLES TO PREVENT CONTACT BETWEEN THE LEAVES AND THE SPRAY LIQUID.
References Cited (Backward Citations)
US1656171A
Cited
US1733883A
Cited
FR694142A
Cited
US2301213A
Cited
US2531741A
Cited
US2580145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |