Vringo, Inc. (NYSE MKT: VRNG), a company engaged in the innovation, development and monetization of mobile technologies and intellectual property, today announced that its wholly owned subsidiary, I/P Engine, Inc., filed a patent infringement lawsuit against Microsoft Corporation in the Southern District of New York. The lawsuit alleges infringement of U.S. Patent Nos. 6,314,420 and 6,775,664, entitled "Collaborative/Adaptive Search Engine" and "Information Filter System and Method for Integrated Content-Based and Collaborative/Adaptive Feedback Queries," respectively. According to the complaint, I/P Engine is seeking a judgment declaring that Microsoft has and continues to infringe the patents-in-suit, and an award past and future compensatory damages amounting to no less than reasonable royalties, prejudgment interest and any other damages based on any form of recoverable economic injury. I/P Engine is represented by Dickstein Shapiro LLP. A copy of I/P Engine's complaint will available at www.vringoinc.com. About Vringo, Inc. Vringo, Inc. is engaged in the innovation, development and monetization of mobile technologies and intellectual property. Vringo's intellectual property portfolio consists of over 500 patents and patent applications covering telecom infrastructure, internet search, and mobile technologies. The patents and patent applications have been developed internally, and acquired from third parties. Vringo operates a global platform for the distribution of mobile social applications and services including Facetones® and Video Ringtones which transform the basic act of making and receiving mobile phone calls into a highly visual, social experience. For more information, visit: www.vringoIP.com. Forward-Looking Statements This press release includes forward-looking statements, which may be identified by words such as "believes," "expects," "anticipates," "estimates," "projects," "intends," "should," "seeks," "future," "continue," or the negative of such terms, or other comparable terminology. Forward-looking statements are statements that are not historical facts. Such forward-looking statements are subject to risks and uncertainties, which could cause actual results to differ materially from the forward-looking statements contained herein. Factors that could cause actual results to differ materially include, but are not limited to: the inability to realize the potential value created by the merger with Innovate/Protect for our stockholders; our inability to raise additional capital to fund our combined operations and business plan; our inability to monetize and recoup our investment with respect to patent assets that we acquire; our inability to maintain the listing of our securities on the NYSE MKT; the potential lack of market acceptance of our products; our inability to protect our intellectual property rights; potential competition from other providers and products; our inability to license and monetize the patents owned by our subsidiaries; our inability to monetize and recoup our investment with respect to patent assets that we acquire; and other risks and uncertainties and other factors discussed from time to time in our filings with the Securities and Exchange Commission ("SEC"), including our quarterly report on Form 10-Q filed with the SEC on November 14, 2012. Vringo expressly disclaims any obligation to publicly update any forward-looking statements contained herein, whether as a result of new information, future events or otherwise, except as required by law.