Patents by Inventor Mark S. Bogdan

Mark S. Bogdan 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).

  • Device for treating dental castings
    Patent number: 4475370
    Abstract: An apparatus for treating the surface of a dental inlay for a tooth has a cup enclosure with a restricted opening therein. A hollow stem is slidably received in the cup and releasably held in a chosen position. An inlay holder is at the end of the stem within the cup enclosure and in the path of a stream of grit particles projected from the reservoir through a nozzle extending through the opening into proximity with the inlay holder.
    Type: Grant
    Filed: May 16, 1983
    Date of Patent: October 9, 1984
    Assignee: Marvin M. Stark Research Foundation
    Inventors: Marvin M. Stark, Kenneth B. Soelberg, Roger B. Pelzner, Mark S. Bogdan