Federal Circuit Affirms Collateral Estoppel Ruling In Patent Case

WASHINGTON, D.C. - A Florida judge did not err in finding that a patent plaintiff is collaterally estopped from bringing infringement actions based on earlier litigation between the plaintiff and a different defendant, the Federal Circuit U.S. Court of Appeals ruled April 19 (Aspex Eyewear Inc. v. Zenni Optical LLC, No. 12-1318, Fed. Cir.).

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