Patent US4182620A successfully refreshed from Google Patents.
US4182620A
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US
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Solid pesticide compositions
Assignee: Sogemaric
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Filing: 1977-11-21
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Granted: 1980-01-08
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Expires: 1997-11-21
Abstract
Abstract Solid phytosanitary compositions compacted into single doses for agricultural application and intended to be progressively disintegrated by contact with a stream of water and containing at least one active pesticide, at least non non-hydrophilid filler, and at least one wetting agent, dispersant or deflocculant, and a large quantity of a solid, water-insoluble disintegrating agent, such as starch.
Inventors
- 👤 Claude Denninger
- 👤 Michel Joly
- 👤 Jean-Noel Tabet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:05
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/34; A01N25/12; A01N25/14
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
115 words
The method for treating plants with a phytosanitary material selected from the group consisting of an herbicide, insecticide, fungicide, growth regulator, bactericide and fertilizer, comprising applying water onto the plants from a stream of water, passing the stream of water, immediately prior to application onto the plants, into contact with a solid compact containing a few to 80% by weight of said phytosanitary material selected from the group consisting of an herbicide, insecticide, fungicide, growth regulator and fertilizer, a solid non-hydrophilic filler and 20-60% by weight of a solid water insoluble starch whereby the compact disintegrates progressively into the stream of water to release said phytosanitary material into the stream for application onto the plants.
Claim 2
Independent Claim
115 words
The method for treating plants with a phytosanitary material selected from the group consisting of an herbicide, insecticide, fungicide, growth regulator, bactericide and fertilizer, comprising applying water onto the plants from a stream of water, passing the stream of water, immediately prior to application onto the plants, into contact with a solid compact containing a few to 80% by weight of said phytosanitary material selected from the group consisting of an herbicide, insecticide, fungicide, growth regulator and fertilizer, a solid non-hydrophilic filler and 20-60% by weight of a solid water insoluble starch whereby the compact disintegrates progressively into the stream of water to release said phytosanitary material into the stream for application onto the plants.
Claim 3
Dependent Claim
24 words
The method as claimed in claim 1 in which the starch is selected from the group consisting of maize, corn, rice and potato starch.
Claim 4
Dependent Claim
19 words
The method as claimed in claim 1 in which the water is sprayed from the stream onto the plants.
Claim 5
Dependent Claim
18 words
The method as claimed in claim 1 in which talcum is the major portion of the non-hydrophilic filler.
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) | 1983-01-07 | 1983-07-09 | 1984-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-01-07 | 1987-07-09 | 1988-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-01-07 | 1991-07-09 | 1992-01-08 | $7700.00 | Window Closed / Lapsed |