Patents by Inventor Fabien Chevalier

Fabien Chevalier 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).

  • Filtering medium, method for making same
    Patent number: 7278542
    Abstract: The invention concerns a filtering medium based on a photocatalytic agent and activated carbon, characterized in that it comprises a permeable support covered with a first layer based on activated carbon, then a separate second layer based on a photocatalytic agent, or vice versa. The invention also concerns a method for making such a filtering medium.
    Type: Grant
    Filed: February 12, 2003
    Date of Patent: October 9, 2007
    Assignee: Ahlstrom Research and Services
    Inventors: Joseph Dussaud, Leonie Bouvier, Fabien Chevalier
  • Filtering medium, method for making same
    Publication number: 20030150820
    Abstract: The invention concerns a filtering medium based on a photocatalytic agent and activated carbon, characterized in that it comprises a permeable support covered with a first layer based on activated carbon, then a separate second layer based on a photocatalytic agent, or vice versa. The invention also concerns a method for making such a filtering medium.
    Type: Application
    Filed: February 12, 2003
    Publication date: August 14, 2003
    Applicant: AHLSTROM RESEARCH AND SERVICES
    Inventors: Joseph Dussaud, Leonie Bouvier, Fabien Chevalier