Patents by Inventor Raymond M. Richez

Raymond M. Richez 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).

  • Bioreactive materials
    Patent number: 4605415
    Abstract: Bioreactive materials, for use in forming implants or prostheses, obtained by fusion of a mixture of 20 to 50% by weight of SiO.sub.2, 15 to 25% by weight of CaO, 5 to 10% by weight of P.sub.2 O.sub.5, 15 to 25% by weight of Na.sub.2 O and 3 to 15% by weight of Al.sub.2 O.sub.3, or their metallic precursors yielding equivalent quantities of oxides by fusion.
    Type: Grant
    Filed: December 2, 1983
    Date of Patent: August 12, 1986
    Assignee: Region Wallonne, representee par l'Executif Regional Wallon
    Inventor: Raymond M. Richez