Complaints made to the U.S. International Trade Commission about breaches of trade regulations increased in January with 11 cases posted compared to four a year earlier. Intellectual property cases led the way with eight of the cases, followed by two antidumping investigations into air-conditioner gases and a special request from Congress to review censorship issues in restricting trade activity. Imports of granular polytetrafluoroethylene resin covered by one the air conditioner cases brought by Daikin America have surged, including a 73.5% jump in imports. One of the IP cases covers...