Klausner Technologies [NPE] filed suit against 8×8, Clearwire, Earthlink, HP, Oracle, and 26 others, alleging that the defendants’ VoIP messaging services infringe a patent related to visual voicemail.  The original suit filed on October 25th was voluntarily dismissed by Klausner following  passage of America Invents Act,  under which infringers can only be joined in a single action if the alleged infringement arises out of the same transaction or occurrence.  Klausner has filed nine prior suits against over 30 defendants including Apple, Alcatel-Lucent, Cisco, HTC, Motorola Mobility, NEC, Panasonic, Qwest, RIM, Samsung, Toshiba, Verizon, and Vonage.  Judah Klausner, the founder of Klausner Technologies, and Robert Hotto are the named inventors of the patent-in-suit.  11/1, Eastern District of Texas, 6:2011cv00564; 6:2011cv00565; 6:2011cv00566; 6:2011cv00567; 6:2011cv00568; 6:2011cv00569; 6:2011cv00570; 6:2011cv00572; 6:2011cv00573; 6:2011cv00574; 6:2011cv00575; 6:2011cv00576; 6:2011cv00577; 6:2011cv00578; 6:2011cv00579; 6:2011cv00580; 6:2011cv00581; 6:2011cv00582; 6:2011cv00583; 6:2011cv00584; 6:2011cv00585; 6:2011cv00586; 6:2011cv00587; 6:2011cv00589; 6:2011cv00590; 6:2011cv00591; 6:2011cv00592; 6:2011cv00593; 6:2011cv00594; 6:2011cv00595.