Patent US4518601A successfully refreshed from Google Patents.
US4518601A
Expired / Lapsed
US
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2-(3-Pyridyl)-1,3,4-oxadiazoles and use thereof in pest control
Assignee: Novartis Corp
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Filing: 1983-06-09
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Granted: 1985-05-21
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Expires: 2003-06-09
Abstract
Abstract The invention relates to 2-(3-pyridyl)-1,3,4-oxadiazoles of the formula <IMAGE> wherein R1 is hydrogen, C1-C6alkyl, -COOR2 or <IMAGE> wherein R2 is C1-C6alkyl R3 and R4, each independently of the other, are hydrogen or C1-C6alkyl, X1 is hydrogen, halogen or C1-C6alkyl, and n is 0 or 1, to the preparation thereof, and to a method of use thereof in pest control.
Inventors
- 👤 Odd Kristiansen
- 👤 Jozef Drabek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:19
CPC Classifications
C; C07; C07D; C07D401/00; C07D401/02; C07D401/04; C07D413/00; C07D413/02; C07D413/04; A; A01; A01N; A01N43/00; A01N43/72; A01N43/82
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
50 words
A compound of the formula ##STR9## in which: R 1 is hydrogen, C 1 -C 3 alkyl, --COOR 2 or ##STR10## wherein R 2 is methyl or ethyl R 3 and R 4 , each independently of the other, are hydrogen, methyl or ethyl, and n is 0 or 1.
Claim 2
Dependent Claim
50 words
A compound of the formula ##STR9## in which: R 1 is hydrogen, C 1 -C 3 alkyl, --COOR 2 or ##STR10## wherein R 2 is methyl or ethyl R 3 and R 4 , each independently of the other, are hydrogen, methyl or ethyl, and n is 0 or 1.
Claim 3
Dependent Claim
10 words
A compound according to claim 1 of the formula ##STR11##
Claim 4
Dependent Claim
10 words
A compound according to claim 1 of the formula ##STR12##
Claim 5
Dependent Claim
10 words
A compound according to claim 1 of the formula ##STR13##
Claim 6
Dependent Claim
10 words
A compound according to claim 1 of the formula ##STR14##
Claim 7
Dependent Claim
10 words
A compound according to claim 1 of the formula ##STR15##
Claim 8
Dependent Claim
10 words
A compound according to claim 1 of the formula ##STR16##
Claim 9
Dependent Claim
26 words
An insecticidal and acaricidal composition which comprises (1) a pesticidally effective amount of a compound according to claim 1 as active component, and (2) a carrier.
Claim 10
Independent Claim
93 words
A method for controlling insects and acarids on plants and in the soil which comprises applying to the locus thereof an insecticidally or acaricidally effective amount of a compound of the formula ##STR17## in which R 1 is hydrogen, C 1 -C 6 alkyl, --COOR 2 or ##STR18## wherein R 2 is C 1 -C 6 alkyl, R 3 and R 4 , each independently of the other, are hydrogen or C 1 -C 6 alkyl, X 1 is hydrogen, halogen or C 1 -C 6 alkyl, and n is 0 or 1.
Claim 11
Independent Claim
93 words
A method for controlling insects and acarids on plants and in the soil which comprises applying to the locus thereof an insecticidally or acaricidally effective amount of a compound of the formula ##STR17## in which R 1 is hydrogen, C 1 -C 6 alkyl, --COOR 2 or ##STR18## wherein R 2 is C 1 -C 6 alkyl, R 3 and R 4 , each independently of the other, are hydrogen or C 1 -C 6 alkyl, X 1 is hydrogen, halogen or C 1 -C 6 alkyl, and n is 0 or 1.
Claim 12
Dependent Claim
52 words
A method according to claim 9 in which, in the compound, R 1 is hydrogen, C 1 -C 3 alkyl, --COOR 2 or ##STR19## wherein R 2 is methyl or ethyl, R 3 and R 4 , each independently of the other, are hydrogen, methyl or ethyl, and X 1 is hydrogen.
References Cited (Backward Citations)
US2665279A
Cited
DE1181980B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-05-20 | 1988-11-19 | 1989-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-05-20 | 1992-11-19 | 1993-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-05-20 | 1996-11-19 | 1997-05-21 | $7700.00 | Window Closed / Lapsed |