InterDigital (IDCC +14.5%) is part of a growing class of companies dubbed "patent trolls," which...

|By:, SA News Editor

InterDigital (IDCC +14.5%) is part of a growing class of companies dubbed "patent trolls," which don’t make products, but make money from licensing patented technology and fighting in court to enforce its patents. Its decision to explore a sale may have been sparked by Google's (GOOG -1.1%) interest after losing out on Nortel's $4.5B patent sale; the two companies reportedly are talking.