Apple's been hit by a slew of iPhone-related lawsuits since its mobile phone launched this year, and that number increased with legal action filed by Klausner Technologies. According to the suit, filed in U.S. District Court for the Eastern District of Texas, the Apple iPhone's much-touted, well-implemented <A HREF="http://www.pcworld.com/article/id,140228-pg,1/article.html">Visual Voicemail feature infringes on two existing Klausner Technologies' patents.</A> AT&T, which exclusively sells the iPhone, also was named in the suit.
The suit also names Comcast, Cablevision and Skype, companies that Klausner Technologies alleges have also violated the same patents as Apple and AT&T, but not because of the iPhone--it's due to similar features those companies offer to their customers.