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            New McDermott, Will & Emery "On the Subject..." Release

Attached please find a link to a new "On the Subject..." release now available
on the McDermott, Will & Emery website. This release discusses the November 
29th
en banc Federal Circuit decision concerning changes in the laws regarding 
patent
infringement under the doctrine of equivalents.  As a result of the decision 
in
Festo Corp. v. Shoketsu Kinzoku Kogyo Kabushiki Co., Ltd., a patentee will be
less able to rely on the doctrine of equivalents when trying to prove
infringement.  The article was authored by Brian Ferguson, who is a partner in
Intellectual Property Department, resident in McDermott, Will & Emery's
Washington, D.C. office.

http://www.mwe.com/news/ots1200b.htm

For more information regarding this subject, or if you would like a hard copy 
of
this release please contact you regular McDermott, Will and Emery attorney, 
or:

R. V. Lupo at 202/756-8366 or rlupo@mwe.com
Brian E. Ferguson at 202/756-8371 or bferguson@mwe.com
Paul Devinsky at 202/756-8369 or pdevinsky@mwe.com
Stephen A. Becker at 202/756-8608 or sbecker@mwe.com

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For more information on McDERMOTT, WILL & EMERY please visit our website at:
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