On October 5, the U.S. Court of Appeals for the Federal Circuit (CAFC) heard oral arguments in VLSI Technology LLC v. Intel Corporation, an appeal following the massive $2.175 billion damages verdict handed by a Western Texas jury in March 2021 to VLSI for Intel’s infringement of two computer processor patents. The Federal Circuit judicial panel hearing the appeal drilled down on the sufficiency of VLSI’s expert testimony for establishing infringement under the doctrine of equivalents, as well as damages calculations that arguably relied upon data from non-infringing features of the accused technology.

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