Patent US4244730A successfully refreshed from Google Patents.
US4244730A
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Herbicidal N-haloacetyl-2-alkyl-6-acylanilines
Assignee: Chevron USA Inc
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Filing: 1979-07-02
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Granted: 1981-01-13
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Expires: 1999-07-02
Abstract
Abstract Compounds of the formula ##STR1## wherein R 1 is alkyl or alkoxy; R 2 is substituted alkly or substituted alkenly containing 1 or 2 hydroxy or alkoxy substituents, acyl, and ketal group of the formula ##STR2## wherein n=2, 3 or 4, R 4 is alkyl and R 5 is hydrogen or alkyl, an oxime of the formula ##STR3## wherein R 6 is hydrogen or alkyl; R 3 is hydrogen or alkyl; X is halo and Y is oxygen or sulfur have herbicidal activity.
Inventors
- 👤 John W. Kobzina
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:16
CPC Classifications
C; C07; C07D; C07D317/00; C07D317/08; C07D317/10; C07D317/14; C07D317/28; A; A01; A01N; A01N37/00; A01N37/18; A01N37/22; A01N43/00; A01N43/02; A01N43/24; A01N43/26; A01N43/28; A01N43/32; C07D319/00; C07D319/04; C07D319/06
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
6 words
A compound of the formula ##STR31##
Claim 2
Dependent Claim
6 words
A compound of the formula ##STR31##
Claim 3
Dependent Claim
28 words
wherein R 1 is alkyl of 1 to 4 carbon atoms; or alkoxy of 1 to 4 carbon atoms; R 2 is a group of the formula ##STR32##
Claim 4
Dependent Claim
28 words
wherein R 1 is alkyl of 1 to 4 carbon atoms; or alkoxy of 1 to 4 carbon atoms; R 2 is a group of the formula ##STR32##
Claim 5
Dependent Claim
44 words
wherein n=2, 3 or 4; R 4 is alkyl of 1 to 3 carbon atoms and R 5 is hydrogen or alkyl of 1 to 3 carbon atoms; R 3 is hydrogen or alkyl of 1 to 4 carbon atoms; and X is halogen.
Claim 6
Dependent Claim
44 words
wherein n=2, 3 or 4; R 4 is alkyl of 1 to 3 carbon atoms and R 5 is hydrogen or alkyl of 1 to 3 carbon atoms; R 3 is hydrogen or alkyl of 1 to 4 carbon atoms; and X is halogen.
Claim 7
Dependent Claim
10 words
A compound according to claim 1 wherein X is chloro.
Claim 8
Dependent Claim
26 words
A compound according to claim 2 wherein R 1 is methyl, R 3 is hydrogen, R 4 and R 5 are methyl and n is 2.
Claim 9
Dependent Claim
23 words
An herbicidal composition comprising a biologically inert carrier and an herbicidally effective amount of the compound of the formula defined in claim 1.
Claim 10
Dependent Claim
29 words
A method for killing vegetation which comprises applying to said vegetation or its growth environment an herbicidally effective amount of the compound of the formula defined in claim 1.
Claim 11
Dependent Claim
23 words
An herbicidal composition comprising a biologically inert carrier and an herbicidally effective amount of the compound of the formula defined in claim 3.
Claim 12
Dependent Claim
29 words
A method for killing vegetation which comprises applying to said vegetation or its growth environment an herbicidally effective amount of the compound of the formula defined in claim 3.
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) | 1984-01-13 | 1984-07-14 | 1985-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-01-13 | 1988-07-14 | 1989-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-01-13 | 1992-07-14 | 1993-01-13 | $7700.00 | Window Closed / Lapsed |