En Banc Federal Circuit Affirms Intervening Rights Ruling In Patent Case

WASHINGTON, D.C. - An "equally divided" en banc Federal Circuit U.S. Court of Appeals on March 15 affirmed findings of infringement relating to a naturally occurring polysaccharide polymer, reversing its position just six months after issuing an initial ruling in the dispute (Marine Polymer Technologies Inc. v. HemCon Inc., No. 10-1548, Fed. Cir.; 2012 U.S. App. LEXIS 5567).

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