METHOD FOR PREVENTING LOSS OF CALLING BILLS DUE TO SWITCHING OF SERVICE CONTROL PROCESSORS
- Application ID: EP09814035
- Status: █ No opposition filed within time limit
This EP application has the IPC class H04 (ELECTRIC COMMUNICATION TECHNIQUE). Brevalex is specialized in H04. Brevalex is specialised in H04 (ELECTRIC COMMUNICATION TECHNIQUE). Here you find a list of all patent agent firms which are specialized in this IPC class. For a similar patent, they might be a good choice.