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Patent USRE30361E successfully refreshed from Google Patents.
USRE30361E
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Herbicidal 4-trifluoromethyl-4-nitrodiphenyl ethers
Assignee: Rohm and Haas Co
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Filing: 1979-03-09
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Granted: 1980-08-05
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Expires: 1999-03-09
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
2026-11-03 20:15
CPC Classifications
C; C07; C07C; C07C37/00; C07C37/62; A; A01; A01N; A01N33/00; A01N33/16; A01N33/18; A01N33/20; A01N33/22; A01N37/00; A01N37/36; A01N37/38; A01N37/40; C07C205/00; C07C205/27; C07C205/35; C07C205/36; C07C205/38; C07C41/00; C07C41/01; C07C41/16; C07C41/18; C07C41/22; C07C41/30
Claims Analysis
Total Claims: 7
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
14 words
A compound according to claim 2 wherein X is a methyl group. .[.5. A
Claim 6
Dependent Claim
13 words
compound according to claim 2 wherein X is a hydrogen atom..]. 6. A
Claim 7
Dependent Claim
18 words
compound according to claim 1 wherein Y is a halogen atom. 7. The compound of the formula ##STR5##
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) | 1983-08-05 | 1984-02-04 | 1984-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-08-05 | 1988-02-04 | 1988-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-08-05 | 1992-02-04 | 1992-08-05 | $7700.00 | Window Closed / Lapsed |