Patents by Inventor Alan J. Braverman

Alan J. Braverman 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 etchant and process of using
    Patent number: 5766012
    Abstract: An improved dental etchant and a process for using it which comprises a phosphoric acid etchant containing a colorant which changes color at a pH of about 2.5.
    Type: Grant
    Filed: April 28, 1997
    Date of Patent: June 16, 1998
    Inventors: Michael Rosenbaum, Milton Richlin, Alan J. Braverman