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Supreme Court of the United States
University of Michigan Law School
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Appellate Review Of Patent Claim Construction: Should The Federal Circuit Be Its Own Lexicographer In Matters Related To The Seventh Amendment, Eileen M. Herlihy
Appellate Review Of Patent Claim Construction: Should The Federal Circuit Be Its Own Lexicographer In Matters Related To The Seventh Amendment, Eileen M. Herlihy
Michigan Telecommunications & Technology Law Review
The Federal Circuit stated in an en banc decision in Cybor Corp. v. FAS Technologies, Inc. that the construction of patent claims is "a purely legal issue," and is therefore subject to de novo review on appeal. The Cybor decision reaffirmed the position of the majority of the Federal Circuit which had been announced in its en banc Markman decision, and proclaimed that the de novo standard of review is supported by the Supreme Court's Markman decision, a Seventh Amendment opinion. However, Cybor included strong opposition to a de novo standard of review from some of the judges of the …