United States Court of Appeals
    for the Federal Circuit
          ______________________

              May 31, 2019

                ERRATA
          ______________________

          Appeal No. 2018-1105

TRADING TECHNOLOGIES INTERNATIONAL,
               INC.,
              Appellant

                    v.

  IBG LLC, INTERACTIVE BROKERS LLC,
                Appellees

           UNITED STATES,
              Intervenor

        ------------------------

          Appeal No. 2018-1302

TRADING TECHNOLOGIES INTERNATIONAL,
               INC.,
              Appellant

                    v.

  IBG LLC, INTERACTIVE BROKERS LLC,
                Appellees
2                  TRADING TECHNOLOGIES INT'L v. IBG LLC




                UNITED STATES,
                   Intervenor

             ------------------------

                Appeal No. 2018-1438

     TRADING TECHNOLOGIES INTERNATIONAL,
                    INC.,
                   Appellant

                         v.

       IBG LLC, INTERACTIVE BROKERS LLC,
                     Appellees

                UNITED STATES,
                   Intervenor

             ------------------------

                Appeal No. 2018-1443

     TRADING TECHNOLOGIES INTERNATIONAL,
                    INC.,
                   Appellant

                         v.

       UNITED STATES, ANDREI IANCU, UNDER
          SECRETARY OF COMMERCE FOR
    INTELLECTUAL PROPERTY AND DIRECTOR OF
    THE UNITED STATES PATENT AND TRADEMARK
                     OFFICE,
                    Intervenors
TRADING TECHNOLOGIES INT'L v. IBG LLC                     3



                 Decided: May 21, 2019
                Nonprecedential Opinion
                ______________________

Please make the following changes:

Page 4, Line 9, add --WILLIAM LA MARCA,-- after “THOMAS
W. KRAUSE”.
