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US4353916A
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Benzothiazol-2-ones and phytopathogenic fungicidal use thereof
Assignee: Sumitomo Chemical Co Ltd
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Filing: 1980-10-21
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Granted: 1982-10-12
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Expires: 2000-10-21
Abstract
Abstract 3,4-Disubstituted benzoxa(thia)zole-2-one derivatives of the formula: <IMAGE> wherein R1 is a halogen atom or methyl group, R2 is a methyl or ethyl group and X and Y are individually an oxygen or sulfur atom, and their preparation and use as a fungicide.
Inventors
- 👤 Tamon Uematsu
- 👤 Satoru Inoue
- 👤 Norihisa Yamashita
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:24
CPC Classifications
C; C07; C07D; C07D263/00; C07D263/52; C07D263/54; C07D263/58; A; A01; A01N; A01N43/00; A01N43/72; A01N43/74; C07D277/00; C07D277/60; C07D277/62; C07D277/68; C07D277/70; C07D277/72
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
36 words
A compound of the formula: ##STR49## wherein R 1 is a halogen atom or methyl group, R 2 is a methyl or ethyl group and X is a sulfur atom and Y is an oxygen atom.
Claim 2
Dependent Claim
36 words
A compound of the formula: ##STR49## wherein R 1 is a halogen atom or methyl group, R 2 is a methyl or ethyl group and X is a sulfur atom and Y is an oxygen atom.
Claim 3
Dependent Claim
17 words
The compound according to claim 1, wherein R 1 and R 2 are each a methyl group.
Claim 4
Dependent Claim
19 words
The compound according to claim 1, wherein R 1 is a chlorine atom, R 2 is a methyl group.
Claim 5
Dependent Claim
28 words
An agricultural fungicidal composition which comprises as an active ingredient an agricultural fungicidally effective amount of the compound according to claim 1 and an inert carrier or diluent.
Claim 6
Dependent Claim
25 words
A method for controlling phytopathogenic fungi which comprises applying an effective amount against phytopathogenic fungi of the compound according to claim 1 to the fungi.
Claim 7
Dependent Claim
11 words
The method according to claim 5, wherein fungus is Pyricularia oryzae.
Claim 8
Dependent Claim
11 words
The method according to claim 5, wherein fungus is Helminthosporium sigmoideum.
References Cited (Backward Citations)
US1962109A
Cited
FR847360A
Cited
US2922794A
Cited
GB830902A
Cited
GB956571A
Cited
GB855389A
Cited
GB1020307A
Cited
US3629428A
Cited
US3740191A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-10-11 | 1986-04-12 | 1986-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-10-11 | 1990-04-12 | 1990-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-10-11 | 1994-04-12 | 1994-10-12 | $7700.00 | Window Closed / Lapsed |