U.S. Patent Office confirms three claims

March 20, 2010

1 Min Read


SCOTTS VALLEY, Calif., March 19 /PRNewswire-FirstCall/ -- VirnetX Holding Corporation (NYSE Amex: VHC), a secure real-time communications and collaboration technology company, today announced that the United States Patent and Trademark Office (USPTO), in a letter dated January 19, 2010, confirmed the validity of three claims of U.S. Patent No. 7,188,180 that are at issue in its patent infringement suit against Microsoft.

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

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