Patents by Inventor Charles J. Brix

Charles J. Brix 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).

  • Dental abrading device and method
    Patent number: 4055897
    Abstract: An abrading device comprising:A conformable elastomeric disc-shaped body having a thickness in the range of from about 0.15 to 0.4 millimeters and a Shore A hardness in the range of from about 50 to 75; wherein said body is adapted to be connected to a driving means; andAn exposed abrasive layer supported on said elastomeric body; wherein said abrasive layer has thickness in the range of less than about 0.3 millimeters and wherein the diameter of said abrasive layer is from about 1 to 1.1 times the diameter of said elastomeric disc-shaped body.
    Type: Grant
    Filed: March 11, 1976
    Date of Patent: November 1, 1977
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Charles J. Brix