US4226610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Herbicidal compounds, preparation thereof and herbicides containing the same
Assignee: Meiji Seika Kaisha Ltd
•
Filing: 1979-04-06
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Granted: 1980-10-07
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Expires: 1999-04-06
Abstract
Abstract Novel compounds represented by formula (I) or (II) are provided: <IMAGE> (I) <IMAGE> <IMAGE> (II). They can control annual and perennial weeds, shrubs and aquatic plants more effectively than their mother compounds, or (2-amino-4-methylphosphinobutyryl)alanylalanine and 2-amino-4-methylphosphinobutanoic acid, respectively.
Inventors
- 👤 Tetsuo Takematsu
- 👤 Makoto Konnai
- 👤 Akira Suzuki
- 👤 Kunitaka Tachibana
- 👤 Takashi Tsuruoka
- 👤 Shigeharu Inouye
- 👤 Tetsuro Watanabe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:09
CPC Classifications
A; A01; A01N; A01N57/00; A01N57/18; A01N57/20; C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/30; C07F9/301; C07K; C07K5/00; C07K5/04; C07K5/08; C07K5/0827
Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
8 words
A compound of formula (I) or (II): ##STR4##
Claim 2
Dependent Claim
8 words
A compound of formula (I) or (II): ##STR4##
Claim 3
Dependent Claim
28 words
A herbicidal composition for controlling weeds, shrubs and aquatic plants which comprises an effective amount of a compound as claimed in claim 1 and an agriculturally acceptable carrier.
Claim 4
Dependent Claim
24 words
A method of destroying weeds, shrubs and aquatic plants which comprises applying thereto an effective amount of a compound as claimed in claim 1.
Claim 5
Dependent Claim
12 words
The herbicidal composition of claim 2, wherein said compound is (2-amino-4-methylphosphinobutyryl)alanylalanine choline.
Claim 6
Dependent Claim
13 words
The herbicidal composition of claim 2, wherein said compound is 2-amino-4-methylphosphinobutanoic acid choline.
Claim 7
Dependent Claim
13 words
The herbicidal composition of claim 2, wherein said compound is DL-2-amino-4-methylphosphinobutanoic acid choline.
Claim 8
Dependent Claim
13 words
The herbicidal composition of claim 2, wherein said compound is L-2-amino-4-methylphosphinobutanoic acid choline.
Claim 9
Dependent Claim
11 words
The method of claim 3, wherein said compound is (2-amino-4-methylphosphinobutyryl)alanylalanine choline.
Claim 10
Dependent Claim
12 words
The method of claim 3, wherein said compound is 2-amino-4-methylphosphinobutanoic acid choline.
Claim 11
Dependent Claim
12 words
The method of claim 3, wherein said compound is DL-2-amino-4-methylphosphinobutanoic acid choline.
Claim 12
Dependent Claim
12 words
The method of claim 3, wherein said compound is L-2-amino-4-methyl-phosphinobutanoic acid choline.
Claim 13
Dependent Claim
17 words
The method of claim 3, wherein an effective amount of said compound is applied for controlling weeds.
Claim 14
Dependent Claim
17 words
The method of claim 3, wherein an effective amount of said compound is applied for controlling shrubs.
Claim 15
Dependent Claim
18 words
The method of claim 3, wherein an effective amount of said compound is applied for controlling aquatic plants.
Claim 16
Dependent Claim
12 words
The method of claim 12, wherein said compound is DL-2-amino-4-methylphosphinobutanoic acid choline.
Claim 17
Dependent Claim
12 words
The method of claim 13, wherein said compound is DL-2-amino-4-methylphosphinobutanoic acid choline.
Claim 18
Dependent Claim
12 words
The method of claim 14, wherein said compound is DL-2-amino-4-methylphosphinobutanoic acid choline.
Claim 19
Dependent Claim
41 words
The method of claim 3, which comprises applying to the weeds, shrubs and aquatic plants an amount of a compound as claimed in claim 1 sufficient for the purpose of killing, and inhibiting reproduction of, said weeks, shrubs and aquatic plants.
Claim 20
Dependent Claim
12 words
The method of claim 18, wherein said compound is DL-2-amino-4-methylphosphinobutanoic acid choline.
Claim 21
Dependent Claim
12 words
The method of claim 18, wherein said compound is L-2-amino-4-methylphosphinobutanoic acid choline.
Claim 22
Dependent Claim
12 words
The compound of claim 1, wherein said compound has the formula I.
Claim 23
Dependent Claim
12 words
The compound of claim 1, wherein said compound has the formula II.
References Cited (Backward Citations)
US3832394A
Cited
US3868407A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-10-07 | 1984-04-07 | 1984-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-10-07 | 1988-04-07 | 1988-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-10-07 | 1992-04-07 | 1992-10-07 | $7700.00 | Window Closed / Lapsed |