4 X 4 DDS
Mark Identification

4 X 4 DDS

Serial Number

75798928

Filing Date

Sep 13, 1999

Registration Date

Jul 15, 2003

Trademark by

ADTRAN INC.

Classification Information

High-speed telecommunication connectivity equipment for data communication, namely, hardware that combines data, voice, and disaster recovery over frame relay networks and ISDN lines

Electrical and Scientific Apparatus