Acacia Research Subsidiary, Creative Internet Advertising Corporation, Receives Jury Verdict Awarding $6.6 Million in Patent Infringement Case

NEWPORT BEACH, Calif. – On May 15, 2009, Acacia Research Corporation’s (Nasdaq:ACTG) subsidiary, Creative Internet Advertising Corporation, received a jury verdict of infringement and an award of damages in its patent infringement trial with Yahoo! Inc. pending in the District Court for the Eastern District of Texas, Tyler Division.

The federal court jury returned a unanimous verdict that Yahoo! Inc.’s messenger program with IMVironments infringes United States Patent Number 6,205,432 (the “’432 patent”), both literally and under the Doctrine of Equivalents and awarded damages in the amount of $6,625,584.

The jury in Civil Action Number 6:07cv354 also returned a unanimous verdict that Yahoo! Inc.’s infringement of the ‘432 patent was willful.

Creative Internet Advertising Corporation was represented by The Simon Law Firm of St. Louis, MO, and The Albritton Law Firm of Longview, TX.

ABOUT ACACIA RESEARCH CORPORATION

Acacia Research’s subsidiaries develop, acquire, and license patented technologies. Acacia Research’s subsidiaries control over 100 patent portfolios, covering technologies used in a wide variety of industries.

Information about Acacia Research is available at www.acaciatechnologies.com and www.acaciaresearch.com.