Appellate Practice
Jul. 20, 2004
Federal Circuit Adds Limits On Doctrine of Equivalents
Focus Column - Intellectual Property - By Heather N. Mewes - The "doctrine of equivalents" is the last stand for a patentee. It protects the patentee "against efforts of copyists to evade liability for infringement by making only insubstantial changes to a patented invention." Festo Corp. v. Shoketsu Kinzoku Kogyo Kabushiki Co., 535 U.S. 722 (2002).
Intellectual Property
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