Patents by Inventor John D. B. Featherstone

John D. B. Featherstone 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).

  • Method for bonding of restorative materials to a tooth
    Patent number: 4874315
    Abstract: A method for bonding of restorative materials, such as composite resins, to the surface of a tooth wherein the surface of the tooth is pretreated with a carbon dioxide laser of low energy density without damaging surrounding tissues or the underlying pulp of the tooth.
    Type: Grant
    Filed: February 19, 1987
    Date of Patent: October 17, 1989
    Assignee: Eastman Dental Center
    Inventors: John D. B. Featherstone, Lyndon F. Cooper, Michael L. Myers, Dennis G. A. Nelson