Patents by Inventor Arnold Langer

Arnold Langer 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).

  • Tooth imitation
    Patent number: 5775909
    Abstract: A tooth imitation intended for application to naturally grown teeth or a correspondingly shaped denture. To make it possible for the user to use the tooth imitation without health hazard and to provide a tooth imitation which has a simple design and is easy to use, provisions are made for making the tooth imitation out of materials which are nearly completely digestible in the gastrointestinal tract in the form of a hollow body which can be directly molded onto the naturally grown teeth or the denture.
    Type: Grant
    Filed: December 5, 1996
    Date of Patent: July 7, 1998
    Assignee: Kryolan GmbH Chemische Farik
    Inventor: Arnold Langer