On March 21, 2014, the U.S. International Trade Commission issued a press release announcing their vote to institute an investigation ofCertain Lithium Silicate Materials and Products Containing the Same(Inv. No. 337-TA-911).

The investigation is based on a February 19, 2014 complaint filed by Ivoclar Vivadent AG of Liechtenstein, Ivoclar Vivadent, Inc. of Amherst, New York, and Ivoclar Vivadent Manufacturing Inc. of Somerset, New Jersey alleging violation of Section 337 in the importation into the U.S. and sale of certain lithium silicate materials and products containing the same that infringe one or more claims of U.S. Patent Nos. 8,047,021 and 8,444,756.  See our February 20, 2014 post for more details.

According to the Notice of Investigation, the ITC has identified Dentsply International Inc. of York, Pennsylvania, Dentsply Prosthetics U.S. LLC of York, Pennsylvania, and DeguDent GmbH of Germany as the respondents in this investigation.

Lastly, Chief ALJ Charles E. Bullock issued a notice indicating that E. James Gildea will be the presiding Administrative Law Judge in this investigation.