International trade · 14/11/2003

U.S. International Trade Commission Launches Investigation into Cirrus Logic's Patent Infringement Allegations

The U.S. International Trade Commission has begun an investigation into Cirrus Logic, Inc. following a complaint filed on October 14, 2003, alleging patent infringement by certain audio digital-to-analog converters and products containing the same, as claimed in U.S. Patent No. 6,492,928 B1.