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*"Between February and April 2012, RPX invited about 250 companies to participate in a survey of their NPE-related costs. The pool of invitees included RPX clients and nonclient companies with whom RPX has relationships."
**used RPX NPE Lawsuit Database's definition of NPE: patent assertion entities, individual inventors, universities, and non-competing entities
**82 out of 250 provided data on lawsuits and of these, 46 also provided data on non-litigation patent assertions and related costs
====Critiques====
====Other Findings====