( September 12, 2024, 8:30 AM EDT) -- WASHINGTON, D.C. — An expert was not required to have the requisite level of ordinary skill in 1999 when a 3D modeling system was invented to later testify before a jury about the invention in a patent dispute because the expert sufficiently acquired the requisite skill before testifying, a Federal Circuit U.S. Court of Appeals panel found in ruling that the jury’s verdict of infringement was supported by substantial evidence....