Patent US4039316A successfully refreshed from Google Patents.
US4039316A
Expired / Lapsed
US
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3-Methoxy crotonanilides as herbicides
Assignee: Sanofi Aventis France
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Filing: 1975-09-24
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Granted: 1977-08-02
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Expires: 1995-09-24
Abstract
Abstract Novel crotonanilides of the formula ##STR1## wherein R' is selected from the group consisting of ##STR2## R and R 1 are alkyl of 1 to 6 carbon atoms and R 2 is selected from the group consisting of hydrogen, methyl and methoxy having pre- and post-emergence herbicidal activity.
Inventors
- 👤 Jacques Perronnet
- 👤 Pierre Girault
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:11
CPC Classifications
C; C07; C07C; C07C275/00; C07C275/64; C07C275/28; C07C275/40
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
25 words
A compound of the formula ##STR13## wherein R' is selected from the group consisting of ##STR14## R is alkyl of 1 to 6 carbon atoms.
Claim 2
Dependent Claim
25 words
A compound of the formula ##STR13## wherein R' is selected from the group consisting of ##STR14## R is alkyl of 1 to 6 carbon atoms.
Claim 3
Dependent Claim
9 words
A compound of claim 1 wherein R' is ##STR15##
Claim 4
Dependent Claim
8 words
A compound of claim 1 which is m-acetamido-3-methoxy-crotonanilide.
Claim 5
Dependent Claim
8 words
A compound of claim 1 which is m-propionamido-3-methoxy-crotonanilide.
Claim 6
Dependent Claim
8 words
A compound of claim 1 which is m-valeramido-3-methoxy-crotonanilide.
Claim 7
Dependent Claim
8 words
A compound of claim 1 which is m-(3'-methoxycrotonylamino)-3-methoxy-crotonanilide.
Claim 8
Dependent Claim
18 words
An herbicidal composition comprising a herbicidally effective amount of a compound of claim 1 and an inert carrier.
Claim 9
Dependent Claim
19 words
A method of killing weeds comprising contacting weeds with a herbicidally effective amount of a compound of claim 1.
Claim 10
Dependent Claim
11 words
The method of claim 8 wherein the compound is applied pre-emergence.
Claim 11
Dependent Claim
11 words
The method of claim 8 wherein the compound is applied post-emergence.
Claim 12
Dependent Claim
9 words
The method of claim 8 wherein R' is ##STR16##
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) | 1980-08-01 | 1981-01-31 | 1981-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-08-01 | 1985-01-31 | 1985-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-08-01 | 1989-01-31 | 1989-08-02 | $7700.00 | Window Closed / Lapsed |