Matthew Rosenberg Joins Thompson Coburn LLP

FOR IMMEDIATE RELEASE

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St. Louis, May 10, 2006 – Matthew A. Rosenberg has joined Thompson Coburn LLP as a partner in the Intellectual Property practice.

Mr. Rosenberg’s practice includes preparing and prosecuting patent and trademark applications; rendering opinions on infringement, validity and protectability of intellectual property; advising clients on various aspects of intellectual property and computer law; and representing clients before the U.S. Patent and Trademark Office and Federal trial and appellate courts, regarding intellectual property and computer law disputes.

In addition to being a Microsoft Certified Systems Engineer, Mr. Rosenberg filed the first two patent applications using the Patent and Trademark Office’s Electronic Filing System. He also was among the first attorneys in the country to adopt the Trademark Electronic Application System.

Mr. Rosenberg earned his J.D. and B.S.M.E. from Washington University in St. Louis.

Thompson Coburn has approximately 300 attorneys nationwide and has offices in St. Louis, Missouri; Washington, D.C.; and Belleville, Illinois.