In an en banc decision in EcoFactor, Inc. v. Google LLC, the US Court of Appeals for the Federal Circuit concluded that the district court abused its discretion by admitting testimony from a damages expert that a lump-sum...more
EcoFactor, Inc. v. Google LLC, Appeal No. 2023-1101 (Fed. Cir. May 21, 2025) In its first en banc decision of the year, the Federal Circuit reversed a district court’s admission of expert testimony concerning damages,...more
Last week, in EcoFactor, Inc. v. Google LLC, the Federal Circuit issued its first en banc decision in a utility patent case in several years. The case involves the gatekeeping function of district courts vis-à-vis expert...more
The district court erred by admitting untimely expert testimony on noninfringement and by refusing to grant a new trial after the jury found noninfringement. Trudell Medical International (“Trudell”) sued D R Burton...more
Loss of productivity damages are commonly estimated using a “measured mile” analysis, which compares unimpacted construction work to work which has been disrupted to determine the cost impact of the disruption. Such analyses...more
It is not uncommon for an opposing expert to opine that the existence of injury alone implies negligence, nor is it unusual to find that such opinions are supported only by general reliance on “literature” with no discernible...more
The Aftermath of Marsh - When the Marsh case was decided in 2007 its broad interpretation of the “pure opinion exception” and narrow vision of the role of Frye took Florida expert evidence admissibility law well out of the...more
On July 11, 2017, the Florida Supreme Court accepted jurisdiction of a case in which it is expected to finally decide, conclusively, whether Florida courts are to apply the Frye or Daubert standard to determine admissibility...more