Avant! is hit with injunction.

Focuses on the United States District Court's preliminary injunction against Avant!'s Aquarius place-and-route software tools. Legal victory for Avant!'s rival Cadence Design Systems; Claims by Cadence that Avant!'s data structures are similar to Cadence's corresponding data structures; Implications of the injunction; Court's decision to lift the stay on proceedings and open the path for a trial in the civil case.