Apple Inc. (NASDAQ:AAPL) has filed a patent infringement lawsuit against two companies called S3 Graphics Inc. S3 Graphics is a Cayman Islands Corporation and there is another S3 Graphics Inc. company registered in Delaware. Apple filed the lawsuit at the Northern District of California. The summons letter was dated on January 13, 2011. The patent in question is not yet known. S3 is headquartered in Fremont, California.
S3Graphics is develops graphics visualization technologies for notebooks and desktops. The company also develops video cores for integrated applications in mobile devices. S3 Graphics filed a complaint against Apple requesting the International Trade Commission to investigate the company. S3 Graphics complains that Apple provides an SDK that is adapted for Apple computers to compress and decompress image data files.