[1] By acquiring patents that pose potential problems and providing information on litigation, RPX seeks to reduce patent assertions directed at its clients.

Depending on the situation, RPX may acquire assets from a third party or directly from an NPE.

Annual membership fees may increase each year to account for the growing value of the RPX portfolio, but early-joining members lock in a lower rate.

Companies that join the RPX client network later receive the same benefits, but must pay the then-current rates.

In May 2014, to increase transparency, the company released RPX Search, a search engine that provides free public access to most of its data, independent of RPX membership.

[10] RPX was founded in 2008 by John Amster, Geoffrey Barker and Eran Zur.