Expert Agency Need Not Accept Expert Testimony
AIA trial practices of the Patent Trial & Appeal Board (PTAB) are often analogized to that of the district courts. Yet, in practice, there are more differences than similarities between the two. The PTAB, unlike the district courts, is an expert agency. For this reason, its decisions are reviewed on the substantial evidence standard of the Administrative Procedure Act (APA). 5 U.S.C. § 706. Further the PTAB applies the preponderance of the evidence evidentiary standard, which stands in stark contrast to the clear and convincing standard of the district court. Taken together, these two foundational differences are worlds apart from district court trial practices, and, serve as the primary drivers behind the appeal of the PTAB to patent challengers.
Counsel more accustomed to the favorable patentee standards of the district courts, often times find themselves struggling with the seemingly bizarro world of PTAB administrative trials— such as the agency’s ability to disregard expert testimony that would be given weight in the district courts.
Continue Reading CAFC Explains PTAB Expertise & Its Role In IPR Fact Finding