US3989508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Substituted nitroanilines and ureas as herbicidal mixtures
Assignee: BASF SE
•
Filing: 1974-05-09
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Granted: 1976-11-02
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Expires: 1994-05-09
Abstract
Abstract Herbicidal mixtures useful as selective herbicides embodying 2,4,6-trisubstituted anilines, at least one substituent being nitro, and substituted ureas in a weight ratio of 1:3 to 3:1.
Inventors
- 👤 Adolf Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:52
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/06; C07D295/073; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/1651
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
51 words
A herbicide composition an inert carrier containing a herbicidally effective amount of a mixture consisting essentially of a. N-propyl-N-β-chloroethyl-2,6-dinitro-4-trifluoromethylaniline and b. a member selected from the group consisting of N-3,4-dichlorophenyl-N',N'-dimethylurea, N-3,4-dichlorophenyl-N'-methyl-N'-methoxyurea, N-(3-chloro-4-methylphenyl)-N',N'-dimethylurea, N-(3-trifluoromethylphenyl)-N',N'-dimethylurea, N-(3-chloro-4-methoxyphenyl)-N',N'-dimethylurea, and N-(3-chloro-4-methoxyphenyl)-N'-methyl-N'-methoxyurea in a weight ratio of a to b in the range of 3:1 to 1:3.
Claim 2
Dependent Claim
51 words
A herbicide composition an inert carrier containing a herbicidally effective amount of a mixture consisting essentially of a. N-propyl-N-β-chloroethyl-2,6-dinitro-4-trifluoromethylaniline and b. a member selected from the group consisting of N-3,4-dichlorophenyl-N',N'-dimethylurea, N-3,4-dichlorophenyl-N'-methyl-N'-methoxyurea, N-(3-chloro-4-methylphenyl)-N',N'-dimethylurea, N-(3-trifluoromethylphenyl)-N',N'-dimethylurea, N-(3-chloro-4-methoxyphenyl)-N',N'-dimethylurea, and N-(3-chloro-4-methoxyphenyl)-N'-methyl-N'-methoxyurea in a weight ratio of a to b in the range of 3:1 to 1:3.
Claim 3
Dependent Claim
13 words
A herbicide composition as claimed in claim 1 wherein compound b is N-3,4-dichlorophenyl-N',N'-dimethylurea.
Claim 4
Dependent Claim
13 words
A herbicide composition as claimed in claim 1 wherein compound b is N-3,4-dichlorophenyl-N'-methyl-N'-methoxyurea.
Claim 5
Dependent Claim
13 words
A herbicide composition as claimed in claim 1 wherein compound b is N-(3-chloro-4-methylphenyl)-N',N'-dimethylurea.
Claim 6
Dependent Claim
13 words
A herbicide composition as claimed in claim 1 wherein compound b is N-(3-trifluoromethylphenyl)-N',N'-dimethylurea.
Claim 7
Dependent Claim
13 words
A herbicide composition as claimed in claim 1 wherein compound b is N-(3-chloro-4-methoxyphenyl)-N',N'-dimethylurea.
Claim 8
Dependent Claim
13 words
A herbicide composition as claimed in claim 1 wherein compound b is N-(3-chloro-4-methoxyphenyl)-N'-methyl-N'-methoxyurea.
References Cited (Backward Citations)
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Cited
US3112342A
Cited
US3373010A
Cited
US3385690A
Cited
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Cited
US3849107A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-11-02 | 1980-05-03 | 1980-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-11-02 | 1984-05-03 | 1984-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-11-02 | 1988-05-03 | 1988-11-02 | $7700.00 | Window Closed / Lapsed |