Patents by Inventor Isabelle Gubelmann-Bonneau

Isabelle Gubelmann-Bonneau has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6455471
    Abstract: A pesticidal composition in the form of an aqueous suspoemulsion, comprising at least two pesticides A and B which are substantially insoluble in water, wherein pesticide A is solid and pesticide B is liquid or dissolved in a hydrophobic organic solvent, and a combination of surfactants comprising (1) a tristyrylphenol-ethoxylate having 6-14, in nonionic form and (2) a tristyrylphenol-ethoxylate having 14-18 mol ethoxylate, in form of its sulfate or phosphate, in anionic or acid form, and (3) a dioctyl-sulfosuccinate salt.
    Type: Grant
    Filed: October 4, 2000
    Date of Patent: September 24, 2002
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Isabelle Gubelmann-Bonneau, Freddy Pfammatter, Christian Schlatter, Manfred Vogt
  • Publication number: 20020049279
    Abstract: The invention concerns a composition comprising: at least a silicone substance with defoaming properties in aqueous systems; at least a matrix comprising: at least a porous support; a combination of at least a copolymer with carboxylated groups and at least an alkylaryl sulphonate or an alkylaryl sulphate of an alkaline, alkaline-earth metal or ammonium. The invention also concerns a method for preparing a phytosanitary formulation comprising said composition, which consists in contacting one or several phytosanitary active substances, standard additives and said composition, then grinding, in the presence or not of a solvent, and finally optionally forming the resulting mixture. The invention also concerns phytosanitary formulation containing same.
    Type: Application
    Filed: November 8, 2001
    Publication date: April 25, 2002
    Inventors: Isabelle Gubelmann-Bonneau, Jacques Cavezzan
  • Patent number: 5981433
    Abstract: Dispersing agents for solid plant-protection agrochemicals, for example pesticidal dispersible granules, comprise (a) at least one alkali or alkaline earth metal or ammonium lignosulfonate, intimately admixed with (b) at least one optionally sulfated, ethoxylated or ethoxylated-propoxylated di- or tri(1-phenylethyl)phenol.
    Type: Grant
    Filed: December 22, 1995
    Date of Patent: November 9, 1999
    Assignee: Rhone-Poulenc Chimier
    Inventors: Valerio Bramati, Isabelle Gubelmann-Bonneau, Antonio Marchetto, Norman R. Pallas