CAFCOn February 11, 2013, in Semiconductor Energy Laboratory Co. v. Nagata, No. 2012-1245, the Federal Circuit (Lourie, Bryson, and Wallach) affirmed a decision by the Northern District of California that dismissed a complaint for lack of subject matter jurisdiction. This case provides insight into the appropriateness of using a named inventor as a fact witness in an infringement action based on his or her patent.
Continue Reading Patent Alert: Assignor estoppel is not a federal cause of action (Semiconductor Energy Lab. Co. v. Nagata)