A HP Invent logo is pictured in front of Hewlett-Packard international offices in Meyrin near Geneva in this August 4, 2009, file photo. Hewlett-Packard Co said on November 20, 2012, it took an $8.8 billion charge related to its acquisition of software firm Autonomy, citing "serious accounting improprieties," as it swung to a fourth-quarter loss. REUTERS/Denis Balibouse/Files