On January 18, 2024, the United States Court of Appeals for the Federal Circuit (“CAFC”) issued an opinion affirming the decision of the Patent Trial and Appeal Board (“Board”) finding unpatentable the challenged claims of a patent directed to a 3D pointing device for outputting yaw, pitch, and roll angles in a 3D reference frame and denying the patent owner’s motion to amend its claims.  CyWee Group Ltd. v. ZTE (USA), Inc., __ F.4th __ (Fed. Cir. Jan. 18, 2024).