Trend Micro OfficeScan (common client) is a software product for Windows developed by Trend Micro Inc.
It is reported that the following Windows processes are part of Trend Micro OfficeScan (common client):
If you want to remove Trend Micro OfficeScan (common client) from your computer, just go to Start > Control Panel > Add/Remove programs and select Trend Micro OfficeScan (common client) from the list of programs.