U.S. federal trademark · Serial No. 77599036 · Reg. No. 3666076
Network interface devices, namely, packet assurance demarcation units for use by telecom service providers, carriers and cable operators in metro and access telecommunications networks at hubs, central offices, aggregation and carrier hand-off points to monitor and assure telecommunication network service performance
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.