Patents by Inventor Mary-Helene Delvaux

Mary-Helene Delvaux 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).

  • Photosensitive dispersion with adjustable viscosity for the deposition of metal on an insulating substrate and use thereof
    Patent number: 7731786
    Abstract: The invention relates to a photosensitive dispersion with adjustable viscosity for metal deposition on an insulating substrate, which combines the following: a pigment providing oxidation-reduction properties under light irradiation, a metallic salt, a complex-forming agent for the metallic salt, a liquid film-forming polymer formulation, a basic compound, an organic solvent and water. The invention also relates to the use of said dispersion.
    Type: Grant
    Filed: August 20, 2008
    Date of Patent: June 8, 2010
    Assignee: Semika
    Inventors: Olivier Dupuis, Mary-Helene Delvaux
  • Photosensitive dispersion with adjustable viscosity for the deposition of metal on an insulating substrate and use thereof
    Publication number: 20090017221
    Abstract: The invention relates to a photosensitive dispersion with adjustable viscosity for metal deposition on an insulating substrate, which combines the following: a pigment providing oxidation-reduction properties under light irradiation, a metallic salt, a complex-forming agent for the metallic salt, a liquid film-forming polymer formulation, a basic compound, an organic solvent and water. The invention also relates to the use of said dispersion.
    Type: Application
    Filed: August 20, 2008
    Publication date: January 15, 2009
    Inventors: Olivier Dupuis, Mary-Helene Delvaux
  • Photosensitive dispersion with adjustable viscosity for metal deposition on an insulating substrate and use of same
    Publication number: 20060122297
    Abstract: The invention relates to a photosensitive dispersion with adjustable viscosity for metal deposition on art insulating substrate, which combines the following: a pigment providing oxidation-reduction properties under light irradiation, a metallic salt, a complex-forming agent for the metallic salt, a liquid film-forming polymer formulation, a basic compound, an organic solvent and water. The invention also relates to the use of said dispersion.
    Type: Application
    Filed: December 24, 2003
    Publication date: June 8, 2006
    Inventors: Olivier Dupuis, Mary-Helene Delvaux
  • Polymeric resin of adjustable viscosity and pH for depositing catalytic palladium on a substrate
    Patent number: 5685898
    Abstract: A polymeric resin of adjustable viscosity and pH for depositing catalytic palladium on a substrate, comprising in combination a palladium salt, a complexing agent of the carboxylic acid or chloride type, a water soluble polymer containing hydroxyl and/or carboxyl groups, an alkaline compound and a solvent chosen amongst water, methanol and ethanol, its preparation method and applications.
    Type: Grant
    Filed: November 2, 1995
    Date of Patent: November 11, 1997
    Assignee: Blue Chips Holding
    Inventors: Olivier Dupuis, Mary-Helene Delvaux, Pascale Dufour, Marie-Carmen Malerno Fernandez, Jean-Philippe Soumillion, Henri Sendrowicz