for managing telecommunications assets (acquired from Telco Research). TRU - Telecoms based product line, sold to Symphony Services Corp (acquired from Telco Research). Xanadu - IT infrastructure management appliance. Tivoli ServiceDesk - IT Service Management software, acquired from IBM. References Defunct software companies of the United States Companies based in San Diego Defunct companies based in California Hewlett-Packard acquisitions Companies that filed for Chapter 11 bankruptcy in 2002 2005 mergers and acquisitions