Saturday, June 11, 2005

Acacia Technologies Expands Patent Acquisition Team

NEWPORT BEACH, Calif. --(Business Wire)-- June 9, 2005 -- Acacia Research Corporation (Nasdaq:ACTG) (Nasdaq:CBMX) announced today that Moses Mares has joined its Acacia Technologies group, a leader in technology licensing, as Vice President, Business Development.

Paul Ryan, Chairman & CEO commented, "Mr. Mares is a great addition to our business development team. His extensive intellectual property, engineering and licensing background will be extremely valuable as we continue to expand our opportunities to partner with companies and inventors to maximize the licensing value of their technologies." Mr. Mares was most recently senior corporate counsel with Siebel Systems, where he managed a wide variety of intellectual property matters including advising on intellectual property asset purchases and the licensing of intellectual property rights. He previously held positions with Baker & McKenzie, in both the Intellectual Property and Corporate Groups, where he advised clients regarding intellectual property licensing and litigation strategies, and with Knobbe, Martens, Olson & Bear in their patent prosecution and intellectual property licensing practice. Earlier in his career, Mr. Mares was a Program Manager with Intel Corporation and an R&D Engineer with IBM Corporation. Mr. Mares is a registered patent attorney who holds a B.S. degree in Chemical Engineering from the California Institute of Technology, an M.S. in Chemical Engineering from the University of Texas Austin, an M.S. in Electrical and Computer Engineering from the University of California San Diego and a J.D. degree from Santa Clara University. ABOUT ACACIA RESEARCH CORPORATION Acacia Research Corporation comprises two operating groups, Acacia Technologies group and CombiMatrix group. The Acacia Technologies group develops, acquires, and licenses patented technologies. Acacia controls 30 patent portfolios, which include 128 U.S. patents, and certain foreign counterparts, covering technologies used in a wide variety of industries including audio/video enhancement & synchronization, broadcast data retrieval, computer memory cache coherency, credit card fraud protection, database management, data encryption & product activation, digital media transmission (DMT(R)), digital video production, dynamic manufacturing modeling, enhanced Internet navigation, image resolution enhancement, interactive data sharing, interactive television, Internet access redirection, interstitial Internet advertising, laptop docking station connectivity, microprocessor enhancement, multi-dimensional bar codes, network data storage, resource scheduling, rotational video imaging and spreadsheet automation. The CombiMatrix group is developing a platform technology to rapidly produce customizable arrays, which are semiconductor-based tools for use in identifying and determining the roles of genes, gene mutations and proteins. The CombiMatrix's group's technology has a wide range of potential applications in the areas of genomics, proteomics, biosensors, drug discovery, drug development, diagnostics, combinatorial chemistry, material sciences and nanotechnology. Acacia Research-Acacia Technologies (Nasdaq:ACTG) and Acacia Research-CombiMatrix (Nasdaq:CBMX) are both classes of common stock issued by Acacia Research Corporation and are intended to reflect the performance of the respective operating groups and are not issued by the operating groups. Information about the Acacia Technologies group and the CombiMatrix group is available at www.acaciaresearch.com. Safe Harbor Statement under the Private Securities Litigation Reform Act of 1995: This news release contains forward-looking statements within the meaning of the "safe harbor" provisions of the Private Securities Litigation Reform Act of 1995. These statements are based upon our current expectations and speak only as of the date hereof. Our actual results may differ materially and adversely from those expressed in any forward-looking statements as a result of various factors and uncertainties, including the recent economic slowdown affecting technology companies, our ability to successfully develop products, rapid technological change in our markets, changes in demand for our future products, legislative, regulatory and competitive developments and general economic conditions. Our Annual Report on Form 10-K, recent and forthcoming Quarterly Reports on Form 10-Q, recent Current Reports on Forms 8-K and 8-K/A, and other SEC filings discuss some of the important risk factors that may affect our business, results of operations and financial condition. We undertake no obligation to revise or update publicly any forward-looking statements for any reason.