Patents by Inventor Terence C. Sullivan

Terence C. Sullivan 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 apparatus to remove saliva while retracting cheeks, lips and tongue
    Patent number: 5873718
    Abstract: There is disclosed a sterilizeable, disposable or reuseable device comprising a hollow tubular structure configured having a middle protrusion portion having holes drilled therein for tongue retraction and outer wings for mounting cheek retractors, and two cheek retractors positioned for cheek and lip retraction.
    Type: Grant
    Filed: May 19, 1998
    Date of Patent: February 23, 1999
    Inventor: Terence C. Sullivan
  • Porcupine-shaped holder for writing instruments
    Patent number: D417239
    Type: Grant
    Filed: November 25, 1998
    Date of Patent: November 30, 1999
    Inventor: Terence C. Sullivan