Patent US1287781A successfully refreshed from Google Patents.
Patent US4439229A successfully refreshed from Google Patents.
US4439229A
Expired / Lapsed
US
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Substituted phthalimides herbicides
Assignee: Rohm and Haas Co
•
Filing: 1982-05-06
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Granted: 1984-03-27
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Expires: 2002-05-06
Abstract
Abstract Compounds of the formula: <IMAGE> wherein A is O or S, halo is chloro, bromo or fluoro; X' is -CH2-, O or S; X is hydrogen or halo; R1 and R2 are the same or different radicals selected from hydrogen or lower alkyl; and Z can be a variety of substituents and agronomically acceptable salts, esters and amides as well as other heterocyclic benzenes are disclosed as selective herbicides.
Inventors
- 👤 Colin Swithenbank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:45
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/44; A; A01; A01N; A01N37/00; A01N37/18; A01N37/32; A01N37/44; A01N37/46; A01N39/00; A01N39/02; A01N39/04; A01N41/00; A01N41/02; A01N41/04; A01N41/06; A01N43/00; A01N43/90; A01N47/00; A01N47/08; A01N47/10; A01N47/20; A01N47/28; A01N47/30; C07C; C07C255/00; C07D207/444; C07D207/448; C07D207/452; C07D209/00; C07D209/02; C07D209/44; C07D209/46; C07D209/48; C07D471/00; C07D471/02; C07D471/04; C07D487/00; C07D487/02; C07D487/04; C07D491/00; C07D491/02; C07D491/04; C07D495/00; C07D495/02; C07D495/04
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
58 words
A compound of the formula ##STR14## where W is a substituted heterocyclic selected from: ##STR15## wherein A is O or S; halo is chloro, bromo or fluoro; R 1 and R 2 are the same or different radicals selected from hydrogen or lower alkyl; X is hydrogen or halo; Z is cyanoalkoxy; R is hydrogen or lower alkyl.
Claim 2
Dependent Claim
58 words
A compound of the formula ##STR14## where W is a substituted heterocyclic selected from: ##STR15## wherein A is O or S; halo is chloro, bromo or fluoro; R 1 and R 2 are the same or different radicals selected from hydrogen or lower alkyl; X is hydrogen or halo; Z is cyanoalkoxy; R is hydrogen or lower alkyl.
Claim 3
Dependent Claim
20 words
A compound according to claim 1 of the formula: ##STR16## wherein X is hydrogen or halo; and Z is cyanoalkoxy.
Claim 4
Dependent Claim
26 words
The compound of claim 2 of the formula: ##STR17## wherein halo is chloro or bromo; X is halo or hydrogen; and Z' is cyano lower alkoxy.
Claim 5
Dependent Claim
16 words
A compound according to claim 3 wherein Z' is cyano lower alkoxy and X is hydrogen.
Claim 6
Dependent Claim
8 words
A compound according to claim 4 named N-[3-(1-cyanoethoxy)-4-chlorophenyl]3,4,5,6-tetrahydrophthalimide.
Claim 7
Dependent Claim
8 words
A compound according to claim 4 named N-[3-(1-cyanoethoxy)-4-bromophenyl]3,4,5,6-tetrahydrophthalimide.
Claim 8
Dependent Claim
8 words
A compound according to claim 4 named N-[3-(1-cyanopropoxy)-4-chlorophenyl]3,4,5,6-tetrahydrophthalimide.
Claim 9
Dependent Claim
20 words
A herbicidal composition comprising a herbicidally effective amount of a compound according to claim 1 in an agronomically acceptable carrier.
Claim 10
Dependent Claim
20 words
A herbicidal composition comprising a herbicidally effective amount of a compound according to claim 2 in an agronomically acceptable carrier.
Claim 11
Dependent Claim
20 words
A herbicidal composition comprising a herbicidally effective amount of a compound according to claim 3 in an agronomically acceptable carrier.
Claim 12
Dependent Claim
20 words
A herbicidal composition comprising a herbicidally effective amount of a compound according to claim 4 in an agronomically acceptable carrier.
Claim 13
Dependent Claim
20 words
A herbicidal composition comprising a herbicidally effective amount of a compound according to claim 5 in an agronomically acceptable carrier.
Claim 14
Dependent Claim
20 words
A herbicidal composition comprising a herbicidally effective amount of a compound according to claim 6 in an agronomically acceptable carrier.
Claim 15
Dependent Claim
20 words
A herbicidal composition comprising a herbicidally effective amount of a compound according to claim 7 in an agronomically acceptable carrier.
Claim 16
Dependent Claim
25 words
A method for controlling weeds which comprises applying to the weed or a growth medium therefor an effective amount of the compound of claim 1.
Claim 17
Dependent Claim
25 words
A method for controlling weeds which comprises applying to the weed or a growth medium therefor an effective amount of the compound of claim 2.
Claim 18
Dependent Claim
25 words
A method for controlling weeds which comprises applying to the weed or a growth medium therefor an effective amount of the compound of claim 3.
Claim 19
Dependent Claim
25 words
A method for controlling weeds which comprises applying to the weed or a growth medium therefor an effective amount of the compound of claim 4.
Claim 20
Dependent Claim
25 words
A method for controlling weeds which comprises applying to the weed or a growth medium therefor an effective amount of the compound of claim 5.
Claim 21
Dependent Claim
25 words
A method for controlling weeds which comprises applying to the weed or a growth medium therefor an effective amount of the compound of claim 6.
Claim 22
Dependent Claim
25 words
A method for controlling weeds which comprises applying to the weed or a growth medium therefor an effective amount of the compound of claim 7.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-03-27 | 1987-09-26 | 1988-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-03-27 | 1991-09-26 | 1992-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-03-27 | 1995-09-26 | 1996-03-27 | $7700.00 | Window Closed / Lapsed |