US3943239A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized insecticidal composition
Assignee: Dainihon Jochugiku Co Ltd
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Filing: 1974-05-28
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Granted: 1976-03-09
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Expires: 1994-05-28
Abstract
Abstract A stabilized insecticidal composition having improved stability to light and containing a synthetic pyrethroid insecticide such as chrysanthemum-monocarboxylic acid 5-propargyl-2-furyl methyl ester, chrysanthemum-monocarboxylic acid 2-methyl-5-propargyl-3-furyl methyl ester, chrysanthemum-monocarboxylic acid 5-propargyl- alpha -ethynyl-2-furyl methyl ester, chrysanthemum-monocarboxylic acid 5-benzyl-3-furyl methyl ester or 2,2-dimethyl-3-(2,2-dichlorovinyl)cyclopropane-1-carboxylic acid 5-benzyl-3-furyl methyl ester, and at least one of 3,5-di-t-butyl-4-hydroxyanisole and 2,2'-methylenebis(6-t-butyl-4-ethylphenol).
Inventors
- 👤 Takashi Yamaguchi
- 👤 Yasuo Abe
- 👤 Yoshio Fujita
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:29
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/22
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
82 words
A stabilized insecticidal composition comprising an insecticidally effective amount of a synthetic pyrethroidal insecticide and as a stabilizer at least one of a member selected from the group consisting of 3,5-di-t-butyl-hydroxyanisole and 2,2'-methylenebis(6-t-butyl-4-ethylphenol), wherein said synthetic pyrethroidal insecticide is chrysanthemum-mono-carboxylic acid 5-propargyl-2furyl methyl ester, chrysanthemum-monocarboxylic acid 2-methyl-5-propargyl-3-furyl methyl ester, chrysanthemum-monocarboxylic acid 5-propargyl-α-ethynyl-2-furyl methyl ester, chrysanthemum-monocarboxylic acid 5-benzyl-3-furyl methyl ester or 2,2-dimethyl-3-(2,2-dichlorovinyl)cyclopropane-1-carboxylic acid 5-benzyl-3-furyl methyl ester, and the proportion of said stabilizer is 0.05 to 3% by weight of the synthetic pyrethroidal insecticide.
Claim 2
Dependent Claim
82 words
A stabilized insecticidal composition comprising an insecticidally effective amount of a synthetic pyrethroidal insecticide and as a stabilizer at least one of a member selected from the group consisting of 3,5-di-t-butyl-hydroxyanisole and 2,2'-methylenebis(6-t-butyl-4-ethylphenol), wherein said synthetic pyrethroidal insecticide is chrysanthemum-mono-carboxylic acid 5-propargyl-2furyl methyl ester, chrysanthemum-monocarboxylic acid 2-methyl-5-propargyl-3-furyl methyl ester, chrysanthemum-monocarboxylic acid 5-propargyl-α-ethynyl-2-furyl methyl ester, chrysanthemum-monocarboxylic acid 5-benzyl-3-furyl methyl ester or 2,2-dimethyl-3-(2,2-dichlorovinyl)cyclopropane-1-carboxylic acid 5-benzyl-3-furyl methyl ester, and the proportion of said stabilizer is 0.05 to 3% by weight of the synthetic pyrethroidal insecticide.
Claim 3
Dependent Claim
18 words
An aerosol insecticidal composition comprising a propellant and an insecticidally effective amount of the composition of claim 1.
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) | 1979-03-09 | 1979-09-08 | 1980-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-03-09 | 1983-09-08 | 1984-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-03-09 | 1987-09-08 | 1988-03-09 | $7700.00 | Window Closed / Lapsed |