Acacia Research Corp. Receives Notice from Nasdaq Staff Regarding Trading Price of CBMX Stock

NEWPORT BEACH, Calif.--(BUSINESS WIRE)--Acacia Research Corporation (Nasdaq:CBMX)(Nasdaq:ACTG) announced today that its CombiMatrix group has received a Nasdaq Staff Deficiency Letter notifying the company that its Acacia Research-CombiMatrix common stock (trading symbol: CBMX) is not in compliance with the minimum trading price of the Nasdaq Global Market set forth in Marketplace Rule 4450(a)(5). To regain compliance, the closing trading price of CBMX stock must be $1.00 or more for ten consecutive trading days. The company must regain compliance by October 22, 2007, in order to maintain the listing of CBMX stock.