RPX Corporation, which acquires and licenses patent assets to clients to reduce their risk of patent litigation, announced terms for its IPO on Monday. The San Francisco, CA-based company plans to raise $124 million by offering 7.3 million shares at a price range of $16 to $18. At the mid-point of the proposed range, RPX Corporation will command a market value of $853 million. RPX Corporation, which was founded in 2008 and booked $95 million in sales last year, plans to list on the NASDAQ under the symbol RPXC. Goldman, Sachs & Co. and Barclays Capital are the lead underwriters on the deal.