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Herbicidal 4-trifluoromethyl-4-nitrodiphenyl ethers

Assignee: Rohm and Haas Co
•
Filing: 1973-02-12
•
Granted: 1978-02-28
•
Expires: 1993-02-12
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Abstract

Abstract Compounds of the formula ##STR1## wherein X is a hydrogen atom, a halogen atom, a trihalomethyl group, an alkyl group, or a cyano group, and Y is a hydrogen atom, a halogen atom, or a trihalomethyl group, And compositions containing these compounds exhibit herbicidal activity.

Inventors

  • 👤 Horst O. Bayer
  • 👤 Colin Swithenbank
  • 👤 Roy Y. Yih

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 22:46
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/18; C07D303/20; C07D303/24; C07C; C07C17/00; C07C17/093; C07C205/00; C07C205/07; C07C205/11; C07C205/12; C07C205/27; C07C205/35; C07C205/36; C07C205/38; C07C205/39; C07C205/42; C07C205/43; C07C205/49; C07C205/57; C07C205/59; C07C275/00; C07C275/28; C07C275/32; C07C275/34; C07C275/36; C07C317/00; C07C323/00; C07C37/00; C07C37/62

Claims Analysis

Total Claims: 9
Claim 1
Independent Claim 55 words
A compound of the formula ##STR4## wherein X is a hydrogen atom, a trifluoromethyl group, a (C 1 -C 4 ) alkyl group, or a cyano group, and Y is a hydrogen atom, a halogen atom, or a trifluoromethyl group, provided that when X is a hydrogen atom, Y is other than a halogen atom.
Claim 2
Dependent Claim 55 words
A compound of the formula ##STR4## wherein X is a hydrogen atom, a trifluoromethyl group, a (C 1 -C 4 ) alkyl group, or a cyano group, and Y is a hydrogen atom, a halogen atom, or a trifluoromethyl group, provided that when X is a hydrogen atom, Y is other than a halogen atom.
Claim 3
Dependent Claim 12 words
A compound according to claim 1 wherein Y is a hydrogen atom.
Claim 4
Dependent Claim 12 words
A compound according to claim 2 wherein X is a cyano group.
Claim 5
Dependent Claim 12 words
A compound according to claim 2 wherein X is a methyl group.
Claim 6
Dependent Claim 12 words
A compound according to claim 2 wherein X is a hydrogen atom.
Claim 7
Dependent Claim 12 words
A compound according to claim 1 wherein Y is a halogen atom.
Claim 8
Dependent Claim 7 words
The compound of the formula ##STR5## .
Claim 9
Dependent Claim 7 words
The compound of the formula ##STR5## .

References Cited (Backward Citations)

DE870561C Cited
US3420892A Cited
US3798276A Cited
US3888932A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1981-02-27 1981-08-29 1982-02-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1985-02-27 1985-08-29 1986-02-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1989-02-27 1989-08-29 1990-02-28 $7700.00 Window Closed / Lapsed

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