US3660071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water soluble entrapping of a pesticide
Assignee: AGRO-POLYMERS Inc
•
Filing: 1970-09-09
•
Granted: 1972-05-02
•
Expires: 1990-09-09
Abstract
Abstract Materials are entrapped in water soluble hydroxyalkyl acrylate or methacrylate polymers to provide ready sources of the material by the deletion of water. Thus, there can be entrapped drugs, pesticides, flavoring agents and fragrances.
Inventors
- 👤 Francis E Gould
- 👤 Thomas H Shepherd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:47
CPC Classifications
A; A61; A61Q; A61Q17/00; A61Q17/005; A01; A01N; A01N25/00; A01N25/08; A01N25/10; A23; A23L; A23L27/00; A23L27/70; A23L27/74; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/24; A61K8/72; A61K8/81; A61K8/8141; A61K8/8152; A61L; A61L15/00; A61L15/16; A61L15/42; A61L15/60; A61L9/00; A61L9/015; A61L9/04; A61L9/042; A61Q13/00; C; C08; C08F; C08F220/00; C08F220/02; C08F220/10; C08F220/26; C08F220/28; C08K; C08K5/00; C08K5/0008; C08K5/0058; C09; C09D; C09D4/00; C11; C11D; C11D17/00; C11D17/0039; C11D3/00; C11D3/16; C11D3/38; C11D3/386; C11D3/38672; C11D3/50; C11D3/502; C11D3/505; C12; C12N; C12N11/00; C12N11/02; C12N11/04; G; G02; G02B; G02B1/00; G02B1/04; G02B1/041; G02B1/043; A61K2800/00; A61K2800/40; A61K2800/56
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
13 words
A composition according to claim 1 wherein said copolymerizable monomer is ethylenically unsaturated.
Claim 2
Dependent Claim
26 words
A composition according to claim 2 wherein the acrylate or methacrylate is hydroxyethyl methacrylate and said copolymerizable monomer is the salt of a polymerizable organic acid.
Claim 3
Dependent Claim
25 words
A composition according to claim 2 wherein the acrylate or methacrylate is hydroxyethyl methacrylate and said copolymerizable monomer is a salt of an organic amine.
Claim 4
Dependent Claim
12 words
A composition according to claim 2 wherein the pesticide is a herbicide.
Claim 5
Dependent Claim
12 words
A composition according to claim 2 wherein the pesticide is a bactericide.
Claim 6
Dependent Claim
12 words
A composition according to claim 2 wherein the pesticide is a fungicide.
Claim 7
Dependent Claim
12 words
A composition according to claim 2 wherein the pesticide is an insecticide.
Claim 8
Dependent Claim
15 words
A composition according to claim 2 wherein the pesticide is a bactericide, fungicide or insecticide.
References Cited (Backward Citations)
US3220960A
Cited
US3576760A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-02 | 1975-11-01 | 1976-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-02 | 1979-11-01 | 1980-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-02 | 1983-11-01 | 1984-05-02 | $7700.00 | Window Closed / Lapsed |