Patents by Inventor Michael A. Saltzeberg

Michael A. Saltzeberg 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).

  • Chemically stabilized cristobalite
    Patent number: 5096857
    Abstract: A crystalline composition having an X-ray diffraction pattern essentially the same as the high cristobalite form of silica comprising SiO.sub.2, Al.sub.2 O.sub.3 and a metal oxide (Me.sub.x O) in which Me is selected from Na, Ca, Sr and mixtures thereof.
    Type: Grant
    Filed: October 22, 1990
    Date of Patent: March 17, 1992
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Yung-Haw Hu, Michael A. Saltzeberg