Correspondence: | Emily J. Barnhart Blue Cross and Blue Shield Association 225 North Michigan Avenue Chicago, IL 60601 UNITED STATES ttabfilings@hansonbridgett.com, soneill@hansonbridgett.com, gweng@hansonbridgett.com, ebennett@hansonbridgett.com, nlee@bishoppatents.com Phone: 312.297.6158 |