US3674877A
Expired / Lapsed
US
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Pesticidally active compounds and compositions containing them
Assignee: Imperial Chemical Industries Ltd
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Filing: 1970-06-02
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Granted: 1972-07-04
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Expires: 1990-06-02
Abstract
Abstract Fungicidal and insecticidal compositions comprise as an active ingredient a compound of formula: WHEREIN R represents an atom of halogen, a hydroxy group or an ether derived therefrom, a mercapto group or a thioether derived therefrom, a sulphenylthio group, an unsubstituted or substituted amino group, or an N- containing heterocyclic group linked through the N- atom to the pyridine ring; or either (i) a quaternary salt thereof or (ii) an N-alkylated tautomer thereof.
Inventors
- 👤 Peter Frank Hilary Freeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:19
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/78; C07D213/84; C07D213/85; A; A01; A01N; A01N43/00; A01N43/34; A01N43/40
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
51 words
A method of combating undesired plant fungi which comprises applying to the locus of the plants a fungicidally effective amount of a compound of the formula: wherein R represents a member selected from the group consisting of alkylthio wherein the alkyl has one-three carbon atoms, benzylthio, tolylthio, carbethoxymethylthio, benzylsulphenylthio, and 3-cyano-5-nitropyrid-2-ylsulphenylthio.
Claim 2
Dependent Claim
32 words
The method of claim 2 which comprises applying to a member selected from the group consisting of a plant and the seed of a plant, a fungicidally effective amount of said compound.
Claim 3
Dependent Claim
29 words
The method of claim 3 which comprises applying to a member of the group consisting of the fungi and the fungi habitat a fungicidally effective amount of said compound.
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) | 1975-07-04 | 1976-01-03 | 1976-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-04 | 1980-01-03 | 1980-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-04 | 1984-01-03 | 1984-07-04 | $7700.00 | Window Closed / Lapsed |