US3635692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Halogenated aryloxyacetyl cyanamides as herbicides
Assignee: OLIN CHEMICAL CO Inc
•
Filing: 1969-08-29
•
Granted: 1972-01-18
•
Expires: 1989-08-29
Abstract
Abstract A series of halogenated aryloxyacetyl cyanamides has been provided. These compounds are characterized by unique biological properties, and it has been found that members of the series provided herein are outstanding herbicides.
Inventors
- 👤 Herman Breuer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:53
CPC Classifications
A; A01; A01N; A01N47/00; A01N47/40
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
18 words
The method of claim 1 wherein said compound is applied to the soil medium as a preemergence herbicide.
Claim 2
Dependent Claim
12 words
The method of claim 1 wherein R'''' in said compound represents hydrogen.
Claim 3
Dependent Claim
16 words
The method of claim 1 wherein R'''' in said compound represents alkyl having 1-4 carbon atoms.
Claim 4
Dependent Claim
14 words
The method of claim 1 wherein R- in said compound represents an alkali metal
Claim 5
Dependent Claim
21 words
The method of claim 1 wherein R'''' in said compound represents a metal selected from group II in the Periodic Table.
Claim 6
Independent Claim
59 words
A method for the destruction and inhibition of weeds which comprises applying to the area to be protected in an amount sufficient to exert a herbicidal action a compound of the formula wherein R represents chlorinated phenyl; and R'''' represents hydrogen, alkyl having 1-4 carbon atoms, an alkali metal or a metal of group II in the Periodic Table.
Claim 7
Dependent Claim
18 words
The method of claim 7 wherein said compound is applied to the soil medium as a preemergence herbicide.
Claim 8
Dependent Claim
12 words
The method of claim 7 wherein R'''' in said compound represents hydrogen.
Claim 9
Dependent Claim
11 words
The method of claim 9 wherein said compound is p-chlorophenoxyacetyl cyanamide.
Claim 10
Dependent Claim
16 words
The method of claim 7 wherein R'''' in said compound is alkyl having 1-4 carbon atoms.
Claim 11
Dependent Claim
10 words
The method of claim 11 wherein said compound is 2,4,5-trichlorophenoxyacetyl-N
Claim 12
Dependent Claim
21 words
The method of claim 7 wherein R'''' in said compound is a metal selected from group II of the Periodic Table.
Claim 13
Dependent Claim
13 words
The method of claim 13 wherein said metal in said compound is zinc.
Claim 14
Independent Claim
36 words
A method of selectively destroying weeds in a corn crop which comprises applying to the soil medium surrounding said plants p-chlorophenoxyacetyl cyanamide at a rate sufficient to destroy said weeds substantially without damaging said corn crop.
References Cited (Backward Citations)
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Cited
US2949354A
Cited
US2927126A
Cited
US3439018A
Cited
US3457294A
Cited
US3518077A
Cited
US3557209A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-01-17 | 1975-07-19 | 1976-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-17 | 1979-07-19 | 1980-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-17 | 1983-07-19 | 1984-01-18 | $7700.00 | Window Closed / Lapsed |