Acacia Technologies Licenses Digital Media Transmission Technology to Gannett, Internet Broadcasting Systems, Journal Communications, Landmark Communications, Scripps and Tribune.

NEWPORT BEACH, Calif. -- Acacia Research Corporation (Nasdaq:ACTG)(Nasdaq:CBMX) announced today that its Acacia Media Technologies subsidiary, which is part of its Acacia Technologies group, has entered into a License Agreement for certain uses of its Digital Media Transmission ("DMT(R)") technology with Gannett Co, Inc., Internet Broadcasting Systems, Inc., Journal Communications, Inc., Landmark Communications, Inc., The E.W. Scripps Company, and Tribune Company.

Gannett Co., Inc. is an international news and information company that, among its other operations, publishes the nation's largest-selling daily newspaper, USA TODAY. Internet Broadcasting Systems, Inc., one of the largest news and information sources on the Internet, produces over 70 television station websites. Journal Communications, Inc. is a diversified media and communications company with operations in publishing, radio and television broadcasting, telecommunications and printing services. Landmark Communications, Inc. operates a diverse group of award-winning publications and media outlets, including newspapers, television broadcasting, cable TV programming, and electronic publishing. The E.W. Scripps Company is a diverse media concern with interests in newspaper publishing, broadcast television, national television networks, interactive media and television retailing. Tribune Company operates businesses in publishing and broadcasting, reaching more than 80 percent of U.S. households, and is the only media organization with newspapers, television stations and websites in the nation's top three markets.

Acacia has now entered into 302 license agreements for its DMT technology with companies that provide online entertainment, movies, music, news, and sports, e-learning, cable television services, hotel on-demand television services, and corporate advertising and promotion.

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 31 patent portfolios, which include over 120 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.