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US3907861A
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Cyanophenoxyacetonitriles
Assignee: Bayer Pharma AG
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Filing: 1973-06-26
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Granted: 1975-09-23
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Expires: 1993-06-26
Abstract
Abstract The preparation of cyanophenoxyacetonitriles including the uses thereof in herbicidal compositions.
Inventors
- 👤 Reinhold Puttner
- 👤 Friedrich Arndt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:33
CPC Classifications
A; A01; A01N; A01N37/00; A01N37/34; C; C07; C07C; C07C255/00; C07C255/49; C07C255/54
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
6 words
HERBICIDAL COMPOUNDS OF THE GENERAL FORMULA
Claim 2
Dependent Claim
6 words
HERBICIDAL COMPOUNDS OF THE GENERAL FORMULA
Claim 3
Dependent Claim
23 words
Compounds according to claim 1, where X1 and X2 represent an element selected from the group consisting of iodine, bromine and chlorine atom.
Claim 4
Dependent Claim
16 words
A compound of the formula as set forth in claim 1 which is 2, 6-diiodo-4-cyanophenoxy acetonitrile.
Claim 5
Dependent Claim
16 words
A compound of the formula as set forth in claim 1 which is 2, 6-dibromo-4-cyanophenoxy acetonitrile.
Claim 6
Dependent Claim
16 words
A compound of the formula as set forth in claim 1 which is 2, 6-dichloro-4-cyanophenoxy acetonitrile.
Claim 7
Dependent Claim
15 words
A compound of the formula as set forth in claim 1 which is 2-chloro-6-iodo-4-cyanophenoxy acetonitrile.
Claim 8
Dependent Claim
15 words
A compound of the formula as set forth in claim 1 which is 2-chloro-6-bromo-4-cyanophenoxy acetonitrile.
Claim 9
Dependent Claim
15 words
A compound of the formula as set forth in claim 1 which is 2-bromo-6-iodo-4-cyanophenoxy acetonitrile.
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) | 1978-09-22 | 1979-03-24 | 1979-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-09-22 | 1983-03-24 | 1983-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-09-22 | 1987-03-24 | 1987-09-23 | $7700.00 | Window Closed / Lapsed |