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US4294772A Expired / Lapsed US ⏱️ 0.0 years remaining

Oxime derivatives for protecting plant crops

Assignee: Novartis Corp
•
Filing: 1979-08-20
•
Granted: 1981-10-13
•
Expires: 1999-08-20
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Abstract

Abstract Tin-containing oxime derivatives of the formula ##STR1## wherein n is 0, 1 or 2, m is 0 or 1, Ar is an optionally substituted phenyl radical or an optionally substituted naphthyl radical, or when m is 0, Ar may also be an ester group, X is hydrogen, --CN, halogen, lower alkyl, lower alkanoyl, --COOH, a carboxylic acid ester radical, a carbamoyl radical and R 8 , R 9 and R 10 , each independently of the other, are alkyl, aryl, aralkyl or C 3 -C 7 cycloalkyl, are suitable for protecting cultivated plants from the phytotoxic action of aggressive agrochemicals, in particular herbicides preferred are compounds of the above formula in which Ar is alkylphenyl, alkoxyphenyl, halophenyl, naphthyl or amido, X is cyano or a carboxylic acid ester radical, and R 8 , R 9 and R 10 are the same and are C 1 -C 4 alkyl, benzyl or phenyl.

Inventors

  • 👤 Henry Martin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 01:07
CPC Classifications
A; A01; A01N; A01N55/00; A01N55/02; A01N55/04; A01N25/00; A01N25/32; C; C07; C07F; C07F7/00; C07F7/22; C07F7/2224

Claims Analysis

Total Claims: 8
Claim 1
Independent Claim 72 words
An oxime derivative of the formula ##STR56## wherein n is 0, 1 or 2, m is 0 or 1, Ar is alkylphenyl in which the alkyl group has from 1 to 4 carbon atoms, alkoxyphenyl in which the alkyl group has from 1 to 4 carbon atoms, halo-phenyl or naphthyl, and R 8 , R 9 and R 10 are the same and are C 1 -C 4 alkyl, benzyl or phenyl.
Claim 2
Dependent Claim 72 words
An oxime derivative of the formula ##STR56## wherein n is 0, 1 or 2, m is 0 or 1, Ar is alkylphenyl in which the alkyl group has from 1 to 4 carbon atoms, alkoxyphenyl in which the alkyl group has from 1 to 4 carbon atoms, halo-phenyl or naphthyl, and R 8 , R 9 and R 10 are the same and are C 1 -C 4 alkyl, benzyl or phenyl.
Claim 3
Dependent Claim 21 words
An oxime derivative according to claim 1, wherein R 8 , R 9 and R 10 and are n-butyl or phenyl.
Claim 4
Dependent Claim 9 words
A compound selected from the group consisting of ##STR57##
Claim 5
Dependent Claim 9 words
A compound selected from the group consisting of ##STR57##
Claim 6
Dependent Claim 9 words
A compound selected from the group consisting of ##STR58##
Claim 7
Dependent Claim 9 words
A compound selected from the group consisting of ##STR58##
Claim 8
Dependent Claim 9 words
The compound according to claim 3 which is ##STR59##

References Cited (Backward Citations)

US3234255A Cited
US3275659A Cited
US3131509A Cited
US3282672A Cited
US3419662A Cited
US4020106A Cited
US4158001A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1984-10-12 1985-04-13 1985-10-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1988-10-12 1989-04-13 1989-10-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1992-10-12 1993-04-13 1993-10-13 $7700.00 Window Closed / Lapsed

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