Patents by Inventor Henry J. Vogelstein

Henry J. Vogelstein 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 and apparatus for securing a dental restoration
    Patent number: 5009593
    Abstract: A method for restoring a tooth by endodontically preparing the tooth to accept a dental post. Polyacrylic acid solution is supplied to the prepared area afterwhich it is rinsed out and the area dried. A drying agent has been applied to the prepared area and, likewise, the area is dried out. The dental post is then secured in place through the use of a cement. Preferably, the cement is a filled resin cement with the filler material being approximately 15%-30% of the cement. The drying agent is preferably an ethyl-methyl ketone. The invention also includes a kit containing the materials for implementing the method.
    Type: Grant
    Filed: February 5, 1990
    Date of Patent: April 23, 1991
    Assignee: Coltene/Whaledent, Inc.
    Inventor: Henry J. Vogelstein