In a lawsuit filed February 2007, VirnetX alleged that Microsoft willingly infringed two of its U.S. Patent Nos. 6,502,135 and 7,188,180 by including virtual private network (VPN) technology in Microsoft's Windows and Office Communications Server products. Microsoft requested a reexamination of the two VirnetX patents in December 2009.
On March 16, 2010, a jury awarded VirnetX a $105,750,000 verdict against Microsoft Corporation for infringing the same two VirnetX patents. The Jury also found that the asserted claims of the VirnetX patents were valid and that Microsoft's patent infringement was willful. VirnetX will request injunctive relief.
On March 17, 2010, VirnetX filed a new motion against Microsoft alleging infringement of U.S. Patent Nos. 6,502,135 and 7,188,180 by Microsoft's Windows