US3979519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insecticidal esters
Assignee: Imperial Chemical Industries Ltd
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Filing: 1975-12-05
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Granted: 1976-09-07
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Expires: 1995-12-05
Abstract
Abstract Compounds of the formula WHEREIN R1 and R2 represent halogen radicals or lower alkyl groups; R3 and R4 represent halogen radicals; and R5 represents a hydrogen atom or the cyano radical. These compounds are effective against insect pests.
Inventors
- 👤 Nazim Punja
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:29
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/56; C07C45/562; C07C45/565; C25; C25B; C25B3/00; C25B3/01; C25B3/11; C25B3/20; C25B3/25
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
37 words
A compound of formula: ##SPC9## wherein R 1 and R 2 represent halogen radicals or lower alkyl groups; R 3 and R 4 represent halogen radicals; and R 5 represents a hydrogen atom or the cyano radical.
Claim 2
Dependent Claim
37 words
A compound of formula: ##SPC9## wherein R 1 and R 2 represent halogen radicals or lower alkyl groups; R 3 and R 4 represent halogen radicals; and R 5 represents a hydrogen atom or the cyano radical.
Claim 3
Dependent Claim
23 words
A compound as claimed in claim 1 wherein R 1 and R 2 are both methyl groups, or both chlorine or both bromine.
Claim 4
Dependent Claim
20 words
A compound as claimed in claim 1 wherein R 3 and R 4 are either both chlorine or both bromine.
Claim 5
Dependent Claim
22 words
A compound as claimed in claim 1 wherein R 1 , R 2 , R 3 and R 4 are all chlorine.
Claim 6
Dependent Claim
23 words
A compound as claimed in claim 1 in the form of the cis isomer in relation to the substitution of the cyclopropane ring.
Claim 7
Dependent Claim
24 words
A compound as claimed in claim 1 in the form of the trans isomer in relation to the substitution pattern of the cyclopropane ring.
Claim 8
Dependent Claim
3 words
3(2,2-Dichlorovinyloxy)benzyl (±) cis/transchrysanthemate.
Claim 9
Dependent Claim
3 words
3(2,2-Dichlorovinyloxy)benzyl (±) cis/transchrysanthemate.
Claim 10
Dependent Claim
4 words
3(2,2-Dichlorovinyloxy)benzyl (±) cis/trans-2(2,2-dichlorovinyl)3,3-dimethylcyclopropane carboxylate.
Claim 11
Dependent Claim
4 words
3(2,2-Dichlorovinyloxy)benzyl (±) cis/trans-2(2,2-dichlorovinyl)3,3-dimethylcyclopropane carboxylate.
Claim 12
Dependent Claim
4 words
3(2,2-Dichlorovinyloxy)benzyl (±) cis-2(2,2-dichlorovinyl)3,3-dimethylcyclopropane carboxylate.
Claim 13
Dependent Claim
4 words
3(2,2-Dichlorovinyloxy)benzyl (±) cis-2(2,2-dichlorovinyl)3,3-dimethylcyclopropane carboxylate.
Claim 14
Dependent Claim
4 words
3(2,2-Dichlorovinyloxy)benzyl (±) trans-2(2,2-dichlorovinyl)3,3-dimethylcyclopropane carboxylate.
Claim 15
Dependent Claim
4 words
3(2,2-Dichlorovinyloxy)benzyl (±) trans-2(2,2-dichlorovinyl)3,3-dimethylcyclopropane carboxylate.
Claim 16
Dependent Claim
4 words
(±)-α-Cyano-3(2,2-dichlorovinyloxy)benzyl (±) cis/trans-2(2,2-dichlorovinyl)3,3-dimethylcyclopropane carboxylate.
Claim 17
Dependent Claim
4 words
(±)-α-Cyano-3(2,2-dichlorovinyloxy)benzyl (±) cis/trans-2(2,2-dichlorovinyl)3,3-dimethylcyclopropane carboxylate.
Claim 18
Dependent Claim
29 words
An insecticidal composition for use in agriculture or horticulture comprising as an active ingredient a compound according to claim 1 in association with an agriculturally or horticulturally acceptable diluent.
Claim 19
Dependent Claim
25 words
A method of combating insect pests at an agricultural or horticultural locus which comprises applying to the locus a composition as claimed in claim 12.
Claim 20
Dependent Claim
36 words
A compound as claimed in claim 1 wherein R 1 and R 2 are both chlorine, bromine or methyl, R 3 and R 4 are both chlorine or bromine and R 5 is hydrogen or cyano.
References Cited (Backward Citations)
US3795696A
Cited
US3792079A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-09-07 | 1980-03-08 | 1980-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-09-07 | 1984-03-08 | 1984-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-09-07 | 1988-03-08 | 1988-09-07 | $7700.00 | Window Closed / Lapsed |