Apple Returns Fire In S3G Patent Battle

Law360, New York (January 18, 2011, 6:57 PM EST) -- Apple Inc. has launched a suit asking a federal judge to declare that patents held by S3 Graphics Co. Ltd. are invalid and have not been infringed by Apple products.

The software giant, already in the midst of defending infringement allegations from S3G in a separate suit, filed the complaint Thursday in the U.S. District Court for the Northern District of California.

Details of the declaratory judgment action remained foggy Tuesday in the absence of a publicly available complaint. Attempts to reach Apple's attorneys — Orrick...
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