Patents by Inventor Georges F. J. Le Doux

Georges F. J. Le Doux 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).

  • Process for the manufacturing of a multilayer plastic container
    Patent number: 4857258
    Abstract: A process for the preparation of a multilayer plastic container in which an inner and an outer layer, one of which is in the melt phase, are introduced into an opened mold. Before the mold is closed, the inner layer is inflated by a pressurized medium until the facing surfaces of the inner and outer layers are in contact over almost all their respective surface areas. The mold is then closed and the first and second layers are forced against the mold wall by a pressurized medium.
    Type: Grant
    Filed: February 28, 1986
    Date of Patent: August 15, 1989
    Inventors: Georges F. J. Le Doux, Johannes H. Geesink