Patents by Inventor Anne Leyssens

Anne Leyssens 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).

  • System for preserving and delivering gas-containing solutions
    Patent number: 5881879
    Abstract: A container system for containing and preserving gas generating solutions such as bicarbonate-containing solutions is provided. The system includes an outer container or barrier that is gas impermeable. The system also includes an indicator for visually indicating when gas has been permitted to leak or escape from the outer container thereby changing the physical characteristics of the gas generating solution.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: March 16, 1999
    Assignee: Baxter International Inc.
    Inventors: Dirk Faict, Anne Leyssens, Annick Duponchelle, Jean-Pierre Hartman