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Tag: extrinsic evidence

Claim Construction, Patent Invalidity, Patent Litigation

District Court Claim Construction Factual Findings Reviewable for “Clear Error”

January 26, 2015stevehansenclaim construction, extrinsic evidence, Indefiniteness, Patent litigation

The claims of a U.S. Patent define the scope of the patent holder’s right to exclude.  In its 1996 Markman decision, the U.S. Supreme Court held that disputes over the meaning of claim terms are an issue of law to be decided by a
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