Non-practicing entity firms are benefiting from Google losing out on the Nortel bidding. Called...

|By:, SA News Editor

Non-practicing entity firms are benefiting from Google losing out on the Nortel bidding. Called "patent trolls," they're known for buying up existing patents or patent portfolios and then using an army of lawyers to search out companies to sue: Acacia Research (ACTP +4%), RPX (RPXC +2%), Interdigital (IDCC +12%).