Federal Circuit Finds Opinion Letter Does Not Provide Defense To Charge Of Willful Infringement Where Important Technical Document Is Withheld From Legal Counsel

In nCube Corp. v. SeaChange International, Inc., 436 F.3d 1317; 77 U.S.P.Q.2D (Fed. Cir. 2006), a panel of the Court of Appeals for the Federal Circuit affirmed the trial court’s upholding of the jury’s finding of infringement, damages and partial attorney’s fees and granting infringer’s JMOL motion on infringement under the doctrine of equivalents.  J. Rader, writing the opinion for the Court, found the trial court correctly construed the claims of nCube’s patent (U.S. Patent No. 5,805,804, hereinafter referred to as the ’804 patent) to encompass SeaChange’s systems used by cable TV networks.  Continue reading