(August 30, 2019, 10:12 AM EDT) -- WASHINGTON, D.C. — Contending that a split exists among the circuit courts of appeal as to what constitutes fraud on the U.S. Patent and Trademark Office (PTO), a trademark holder that lost a long-running infringement suit argues to the U.S. Supreme Court in an Aug. 21 reply brief supporting its petition for certiorari that a uniform standard for considering fraud should be adopted that requires more than a finding of mere negligence (B&B Hardware Inc. v. Hargis Industries Inc., et al., No. 19-48, U.S. Sup.)....