Acacia Technologies Acquires Rights to Patent for Heated Surgical Blades.

NEWPORT BEACH, Calif. -- Acacia Research Corporation (Nasdaq:ACTG) announced today that Acacia Patent Acquisition Corporation, a wholly owned subsidiary that is part of Acacia Technologies Group, a leader in technology licensing, has acquired rights to a patent relating to devices used in medical surgery.

"As Acacia's licensing success grows, more companies are selecting us as their partner for the licensing of their patented technologies," commented Paul Ryan, Acacia Chairman and CEO. "Acacia is rapidly becoming the leader in technology licensing and we continue to grow our base of future revenues by adding new patent portfolios," concluded Mr. Ryan.

This patented technology relates to surgical instruments, such as scalpels, that are heated to reduce bleeding when tissue is cut. These devices can be used in orthopedics, endoscopy, arthroscopy, trauma, wound care, cosmetic, and numerous other surgical procedures.

ABOUT ACACIA RESEARCH CORPORATION

The Acacia Technologies group develops, acquires, and licenses patented technologies. Acacia controls 80 patent portfolios, which include 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, laptop docking station connectivity, microprocessor enhancement, multi-dimensional bar codes, resource scheduling, spreadsheet automation, and user activated Internet advertising.

Information about the Acacia Technologies group is available at www.acaciaresearch.com.

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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.