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The Proven Key: Roles And Rules For Dictionaries In The Patent Office And The Courts, Joseph Scott Miller, James A. Hilsenteger
The Proven Key: Roles And Rules For Dictionaries In The Patent Office And The Courts, Joseph Scott Miller, James A. Hilsenteger
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The U.S. Court of Appeals for the Federal Circuit, in its continuing effort to develop a patent claim construction jurisprudence that yields predictable results, has turned to dictionaries, encyclopedias, and similar sources with increasing frequency. This paper explores, from both an empirical and a normative perspective, the Federal Circuit's effort to shift claim construction to a dictionary-based approach. In the empirical part, we present data showing that the Federal Circuit has, since its own in banc Markman decision in April 1995, used reference works such as dictionaries to construe claim terms with steadily increasing frequency. In addition, and contrary to …