VirnetX Adds Avaya To Network Patent Action

Law360, New York (April 13, 2011, 2:35 PM EDT) -- VirnetX Inc. on Tuesday expanded its patent offensive, dragging Avaya Inc. into a Texas lawsuit that accuses Mitel Networks Corp. and Siemens Enterprise Communications GmbH & Co. KG of infringing three telecommunications patents.

The second amended complaint, filed in the U.S. District Court for the Eastern District of Texas, claims that, like Siemens and Mitel, Avaya’s internet protocol phones and other communications devices incorporate technology protected by VirnetX’s patents.

Specifially, Avaya’s 4600 and 9600 series IP phones, A175 desktop video device, session initiation protocal — or...
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