The Australian Genome Research Facility Joins CombiMatrix CombiCore(TM) Access Program.

NEWPORT BEACH, Calif. -- Acacia Research Corporation (Nasdaq:CBMX) (Nasdaq:ACTG) announced today that its CombiMatrix group has signed a non-exclusive agreement with the Australian Genome Research Facility (AGRF) under the company's CombiCore(TM) access program. Under the terms of the agreement, all AGRF researchers can purchase CombiMatrix CustomArrays(TM) and CatalogArrays(TM), including array processing services performed at the AGRF.

"We see the CombiMatrix platform as a robust, flexible, and cost-effective complement to our existing portfolio of microarray services," said Kirby Siemering, Business Development Manager for AGRF. "We are delighted to be working with CombiMatrix to help meet the custom arraying needs of the Australasian research community."

"AGRF is Australia's largest contract genomics research and services organization serving in excess of 2,000 researchers," said Michael Tognotti, Vice President of Sales and Marketing of CombiMatrix. "Researchers throughout Australia and New Zealand can now send their biological samples to AGRF, a certified CombiCore, for array and data processing."

ABOUT AGRF Ltd

AGRF Ltd was established in 1997 with the mission of providing high quality genomic services to the academic and industry research sectors. With facilities in Brisbane, Melbourne, and Adelaide, AGRF is Australia's largest contract genomics research and services organization. The company places a high value on quality and maintains accreditation to the internationally recognized ISO 17025:2005 quality standard.

AGRF provides services covering large-scale DNA sequencing, genotyping, gene expression, methylation, nucleic acid extraction, plant growth/stress and associated bioinformatics. The company provides services to organizations spanning the entire biological and biotechnological research spectrum including biomedicine, plant and animal science, microbiology, evolutionary biology and biodiversity.

Information about AGRF Limited is available at www.agrf.org.au.

ABOUT ACACIA RESEARCH CORPORATION

Acacia Research Corporation comprises two operating groups, Acacia Technologies group and CombiMatrix group.

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.

The Acacia Technologies group develops, acquires, and licenses patented technologies. Acacia controls 46 patent portfolios 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, hearing aid ECS, image resolution enhancement, interactive data sharing, interactive television, interstitial Internet advertising, laptop docking station connectivity, microprocessor enhancement, multi-dimensional bar codes, network data storage, resource scheduling, rotational video imaging and spreadsheet automation.

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.

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