ARCA biopharma, Inc. (Nasdaq: ABIO), a biopharmaceutical company 
      developing genetically targeted therapies for heart failure and other 
      cardiovascular diseases, today announced that it has received a Notice 
      of Allowance from the U.S. Patent and Trademark Office (USPTO) for its 
      U.S. Patent Application Number 11/226,908 entitled “Methods for 
      Treatment with Bucindolol Based on Genetic Targeting.” The Notice of 
      Allowance is the USPTO’s official communication that the examination of 
      the patent application has been successfully completed and that a patent 
      will be issued. Once issued, the patent will provide coverage for 
      methods of treating heart failure patients with bucindolol based on 
      genetic testing.
    
“This allowance and anticipated 
      issuance of the patent highlight ARCA’s belief in, and commitment to, 
      developing genetically targeted therapies for the treatment of heart 
      failure and other cardiovascular diseases.”
    
      “We are very pleased with the USPTO’s decision to grant this patent 
      which extends our pharmacogenetic intellectual property protection 
      around bucindolol in to 2025,” said Michael R. Bristow, President and 
      Chief Executive Officer of ARCA. “This allowance and anticipated 
      issuance of the patent highlight ARCA’s belief in, and commitment to, 
      developing genetically targeted therapies for the treatment of heart 
      failure and other cardiovascular diseases."