National Dentex Corporation engages in the design, fabrication, marketing, and sale of custom dental prosthetic appliances for dentists in the United States. Its product categories comprise restorative, reconstructive, and cosmetic products. The restorative products include crowns, which replace the part of a tooth that is visible; bridges that restore missing teeth that is permanently attached to the natural teeth or roots; and inlays, which restore tooth cavity and then cemented into place. The reconstructive products comprise partial dentures, which are removable dental prostheses that replace missing teeth and associated structures; full dentures, which are dental prostheses that...