Patent US3900308A successfully refreshed from Google Patents.
US3900308A
Expired / Lapsed
US
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Herbicidal mono and disubstituted amides of phenoxyaliphatic carboxylic acids
Assignee: Pechiney Progil SA
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Filing: 1972-05-25
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Granted: 1975-08-19
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Expires: 1992-05-25
Abstract
Abstract The herbicide compositions contain as active material, amides of phenoxyaliphatic carboxylic acids having the following formula, wherein R is a linear, or branched alkylene radical containing from 1 to 5 carbon atoms, R'' is a hydrogen, or an alkyl radical containing from 1 to 5 carbon atoms, R'''' is an alkenyl or alkyl radical containing up to 5 carbon atoms, A is halogen, B is an alkyl radical, which contains from 1 to 3 carbon atoms, and may carry halogen substituents, M AND N ARE INTEGERS OF 0 TO 3, M + N BEING NO MORE THAN 3 AND THE SUBSTITUENTS BEING CARRIED ON THE PHENYL RADICAL AT POSITIONS 2, 3, 5 AND 6, PROVIDED THAT WHEN N 1 AND AT THE SAME TIME M 0, B is not fixed at position 2 on the phenyl radical.
Inventors
- 👤 Pierre Poignant
- 👤 Pierre Delage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:29
CPC Classifications
C; C07; C07C; C07C233/00
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
24 words
A METHOD OF SELECTIVE CROP CLEANING WHICH COMPRISES APPLYING A WEED-KILLING AMOUNT OF AN HERBICIDE COMPOSITION CONTAINING AT LEAST ONE COMPOUND OF THE FORMULA,
Claim 2
Independent Claim
24 words
A METHOD OF SELECTIVE CROP CLEANING WHICH COMPRISES APPLYING A WEED-KILLING AMOUNT OF AN HERBICIDE COMPOSITION CONTAINING AT LEAST ONE COMPOUND OF THE FORMULA,
Claim 3
Dependent Claim
11 words
A method according to claim 1 in which R is -CH(CH3)-.
Claim 4
Dependent Claim
11 words
A method according to claim 1 in which B is methyl.
Claim 5
Dependent Claim
17 words
A method according to claim 1 in which R'''' is alkenyl containing up to 3 carbon atoms.
Claim 6
Dependent Claim
28 words
Method of selective crop cleaning which comprises treating the soil with a weed-killing amount of an herbicide composition, as defined in claim 1, before the crop has emerged.
Claim 7
Dependent Claim
28 words
Method of selective crop cleaning which comprises treating the soil with a weed-killing amount of an herbicide composition, as defined in claim 1, after the crop has emerged.
Claim 8
Dependent Claim
34 words
A method according to claim 1 in which the amount of said compound in said composition is that which when applied will provide said compound in an amount of from 0.1 to 20 kg./ha.
Claim 9
Independent Claim
24 words
A method of selective crop cleaning which comprises applying a weed-killing amount of an herbicide composition containing at least one compound of the formula,
Claim 10
Independent Claim
24 words
A method of selective crop cleaning which comprises applying a weed-killing amount of an herbicide composition containing at least one compound of the formula,
Claim 11
Dependent Claim
11 words
A method according to claim 8 in which B is methyl.
Claim 12
Dependent Claim
25 words
A method according to claim 8 in which R'''' is alkyl containing up to 2 carbon atoms or alkenyl containing up to 3 carbon atoms.
Claim 13
Dependent Claim
13 words
A method according to claim 8 in which R contains 2 carbon atoms.
Claim 14
Dependent Claim
33 words
A method according to claim 8 in which the amount of said compound in said composition is that which when applied will provide said compound in an amount of 1 to 8 kg./ha.
Claim 15
Dependent Claim
11 words
A method according to claim 8 in which R is -CH(CH3)-.
Claim 16
Dependent Claim
14 words
A method according to claim 8 in which n 0 and A is chlorine.
Claim 17
Dependent Claim
14 words
A method in accordance with claim 8 in which m+n equals 2 or 3.
Claim 18
Dependent Claim
28 words
Method of selective crop cleaning which comprises treating the soil with a weed-killing amount of an herbicide composition, as defined in claim 8, before the crop has emerged.
Claim 19
Dependent Claim
28 words
Method of selective crop cleaning which comprises treating the soil with a weed-killing amount of an herbicide composition, as defined in claim 8, after the crop has emerged.
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) | 1978-08-18 | 1979-02-17 | 1979-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-08-18 | 1983-02-17 | 1983-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-08-18 | 1987-02-17 | 1987-08-19 | $7700.00 | Window Closed / Lapsed |