Patents by Inventor Marc Rosenblum

Marc Rosenblum 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).

  • Polishing compositions
    Patent number: 4021263
    Abstract: Polishing compositions for highly filled resin-bonded dental restorations comprising a dispersion of alumina having a particle size less than about 3.0 microns and for nonprecious metal used in dental construction comprising a dispersion of said alumina and diamond having a particle size at least equal to that of the alumina but less than about 3.0 microns.
    Type: Grant
    Filed: February 27, 1975
    Date of Patent: May 3, 1977
    Assignee: Johnson & Johnson
    Inventor: Marc Rosenblum