Four Mitel U.S. Patents Asserted

    OTTAWA, June 27 /PRNewswire/ - Mitel Networks Corporation, the trusted
 innovator in unified IP communications solutions and applications, today
 announced that it has filed a lawsuit against ShoreTel Inc. in the U.S.
 District Court for the Eastern District of Texas, alleging infringement of
 four Mitel(R) patents - U.S. Patent Nos. 5,940,834, 5,703,942, 5,541,983,
 and 5,657,446.
     "Mitel has invested significant resources into intellectual property in
 support of its communications innovations, and we intend to assert our
 rights against those that infringe that intellectual property," said
 Christian Szpilfogel, Office of the CTO, Mitel.
     Innovation has been at the heart of Mitel's strategy of developing one
 of the industry's leading unified IP communications solutions and product
 portfolios. Mitel has hundreds of patents and pending applications in the
 United States, Canada and Europe, and in other countries around the world.
 The company has been and continues to be recognized for leadership and
 innovation, earning numerous industry awards.
     Mitel has retained the services of Fish & Richardson P.C., a national
 law firm with offices in Atlanta, Austin, Boston, Dallas, Delaware, New
 York, San Diego, Silicon Valley, Twin Cities, and Washington, DC.
     About Mitel
     Mitel, a leading provider of unifying IP communications solutions and
 applications for business customers, is headquartered in Ottawa, Canada,
 with offices, partners and resellers worldwide. For more information,
 please visit www.mitel.com.
     Mitel and logo are registered trademarks of Mitel Networks Corporation.
 
 

SOURCE MITEL NETWORKS CORPORATION