In the ongoing patent infringement case between Acceleration Bay LLC and Activision Blizzard Inc., the district court recently issued an order resolving several important evidentiary disputes between the parties. This order provides guidance on the admissibility of various categories of evidence that will impact the damages case at the upcoming trial.
Here are the key takeaways:
Survey Evidence Allowed for Limited Purpose
The court permitted Acceleration Bay to use Activision’s own customer surveys for the limited purpose of showing that the allegedly infringing large multiplayer game modes in Call of Duty are of equal or greater importance to customers compared to the non-infringing small game modes. Nonetheless, the district court reiterated its exclusion of the plaintiff’s damages expert’s opinions apportioning royalties based primarily on this survey evidence, finding that while the surveys can demonstrate the significance of the accused modes, they cannot directly calculate the royalty damage amount.
Evidence of Foreign World of Warcraft Sales Permitted
The district court allowed Acceleration Bay to present evidence of Activision’s foreign sales revenues for the World of Warcraft game. The plaintiff’s theory is that the infringing U.S.-based server system supports foreign players in North and South America. The district court found that as long as Acceleration Bay provides evidence linking the foreign sales to the accused domestic server system, the foreign revenue numbers can be admitted, even if conditionally at first. Continue reading