Patents by Inventor Olivier Simonin

Olivier Simonin 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).

  • Needleless syringe provided with an ejection tube with a constant cross-section
    Patent number: 6837866
    Abstract: The invention relates to a needless syringe (1), comprising in succession, a gas generator (2), a gas expansion chamber (3) and a means for retaining the particles of an active agent, comprising at least one lid (8) which breaks under the influence of the gas coming from the generator (2). The main characteristic of the inventive syringe (1) is that the tube (6) has a cylindrical upstream part in which the means retaining the particles are fixed, said upstream part having a substantially constant cross-section over a length that is more than twice its inner diameter.
    Type: Grant
    Filed: November 23, 2000
    Date of Patent: January 4, 2005
    Assignee: Crossject
    Inventors: Patrick Alexandre, Guy Delannoy, Philippe Gautier, Olivier Simonin