Patents Assigned to Syngenta Investment Corp.
  • Patent number: 6783006
    Abstract: The present invention relates to sealed containers for storing chemicals, the wall of said containers comprising at least two superimposed single layer homogeneous and water-soluble polymer films that stick together by weak adhesion and are separable without tearing the films. The present invention also relates to the fabrication of such sealed containers and to their use for the preparation of aqueous application formulations.
    Type: Grant
    Filed: August 26, 1996
    Date of Patent: August 31, 2004
    Assignee: Syngenta Investment Corp.
    Inventor: Christoph Sontag
  • Patent number: 6664248
    Abstract: Compounds of formula wherein A is an unsubstituted or substituted aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical wherein a ring nitrogen atom may have been replaced by a group R1 is hydrogen or C1-C3alkyl; R2 is hydrogen or C1-C3alkyl; R3 is hydrogen an unsubstituted or substituted C1-C6alkyl, C3-C6cycloalkyl, C2-C6alkenyl or C2-C6alkynyl group, or C(═O)—R5, R5 is C1-C4alkyl, C1-C4alkoxy, an unsubstituted or substituted phenyl, phenoxy or benzyloxy group, or N(R6)2, each R6, independently of the other, is hydrogen, C1-C4alkyl or unsubstituted or substituted phenyl, X is CH—NO2, N—CN or N—NO2 and n is from 1 to 3, in free form or in salt form, and, where appropriate, tautomers of those compounds and the salts thereof, can be used as agrochemical active ingredients and can be prepared in a manner known per se
    Type: Grant
    Filed: January 13, 2003
    Date of Patent: December 16, 2003
    Assignee: Syngenta Investment Corp.
    Inventors: Peter Maienfisch, Jozef Gonda, Olivier Jacob, Laurenz Gsell
  • Patent number: 6656883
    Abstract: A formulation comprising: a) a herbicide, b) a porous solid carrier, and c) 30-60% by weight of a nonionic surfactant of formula I: C8-16—(O—C2-4—)5-10—O—H/C1—4  (I) The herbicides may be selected from the group consisting of urea herbicides, imidazolinones, sulfonylureas, uracils, cyclohexanediones, chloroacetanilides, oxime ethers, triazines, or phenoxypropionic acid herbicides, in particular, the phenoxypropionic acid derivatives: (III) clodinafop-propargyl (IV) propaquizafop (V) fluazifop-butyl (VI) fenoxaprop-ethyl (VII) quizalofop-ethyl optionally in combination with the safener (VIII) cloquintocet-mexyl.
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: December 2, 2003
    Assignee: Syngenta Investment Corp.
    Inventors: Manfred Vogt, Manfred Hudetz
  • Patent number: 6403865
    Abstract: Methods for transformation of maize with nucleic acid sequences of interest are disclosed. The method involves subjecting immature zygotic embryos or Type I callus to high velocity microprojectile bombardment. The method is capable of producing transformed maize lines of commercial importance and their hybrid combinations.
    Type: Grant
    Filed: May 10, 1995
    Date of Patent: June 11, 2002
    Assignee: Syngenta Investment Corp.
    Inventors: Michael G. Koziel, Nalini M. Desai, Kelly S. Lewis, Vance C. Kramer, Gregory W. Warren, Stephen V. Evola, Lyle D. Crossland, Martha S. Wright, Ellis J. Merlin, Karen L. Launis, Steven J. Rothstein, Cindy G. Bowman, John L. Dawson, Erik M. Dunder, Gary M. Pace, Janet L. Suttie, Nadine Carozzi, Annick De Framond, James O. Linder, Robert L. Miller, Bruce W. Skillings, Alan W. Mousel, Albert R. Hornbrook, Christopher P. Clucas, Moez Rajabali Meghji, Andreas H. Tanner, Francis E. Cassagne, Gilles Pollini, Terry Ray Colbert, Francis P. Cammack
  • Patent number: 6376487
    Abstract: Compounds of the formula in which A is an unsubstituted or mono- to tetrasubstituted, aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical, where one to two of the substituents of A can be selected from the group consisting of halo-C1-C3alkyl, cyclopropyl, halocyclopropyl, C2-C3alkenyl, C2-C3alkynyl, halo-C2-C3alkenyl, halo-C2-C3alkynyl, halo-C1-C3alkoxy, C1-C3alkylthio, halo-C1-C3alkylthio, allyloxy, propargyloxy, allylthio, propargylthio, haloallyloxy, haloallylthio, cyano and nitro, and one to four of the substituents of A can be selected from the group consisting of C1-C3alkyl, C1-C3alkoxy and halogen; R is hydrogen, C1-C6alkyl, phenyl-C1-C4alkyl, C3-C6cycloalkyl, C2-C6alkenyl or C2-C6alkynyl; and X is N—NO2 or N—CN, and, if appropriate, tautomers thereof, in each case in free form or in salt form, can be used as agrochemical active ingredients and can be prepared in a manner known per se.
    Type: Grant
    Filed: August 19, 1998
    Date of Patent: April 23, 2002
    Assignee: Syngenta Investment Corp.
    Inventors: Peter Maienfisch, Laurenz Gsell