Patents by Inventor James J. Colbert

James J. Colbert 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).

  • Endodontic film holder
    Patent number: 4593401
    Abstract: An endodontic film holder is disclosed which holds radiographic film in place for the taking of X-rays without necessitating removal from the tooth the endodontic file which is used during the root canal procedure. The device incorporates a dental floss loop to facilitate removal of the device and may be used in conjunction with a rubber dam and clamp.
    Type: Grant
    Filed: March 29, 1984
    Date of Patent: June 3, 1986
    Inventor: James J. Colbert