On September 19, Verizon Communications, Inc. and Verizon Services Corp. filed appeals to the United States Court of Appeals for the Federal Circuit, appealing the Commission decision of no violation in Inv. No. 337-TA-712, Certain Digital Set Top Boxes and Components Thereof. In that investigation, the Commission, after granting Respondent Cablevision Systems Corp.'s request for reconsideration of its decision not to review ALJ Gildea's final initial determination finding a violation of section 337, determined that claim 13 of U.S. Patent No. 6,381,748 was invalid.