BROOMFIELD, Colo.--(BUSINESS WIRE)--ARCA biopharma, Inc. (Nasdaq: ABIO), a biopharmaceutical company developing genetically targeted therapies for heart failure and other cardiovascular diseases, today announced that the U.S. Patent and Trademark Office (USPTO) has issued a patent on methods of treating heart failure patients with bucindolol based on genetic testing. The patent (USP# 7,678,824) entitled “Methods for Treatment with Bucindolol Based on Genetic Targeting,” provides protection in the United States for this novel approach to treating patients with heart failure, one of the largest health care problems in the United States and the rest of the world. ARCA had previously announced the notice of allowance of this patent. Industry sources estimate that approximately 5.7 million Americans have heart failure and nearly 670,000 new patients are diagnosed annually. In addition, heart failure is the underlying reason for approximately 12 to 15 million annual visits to physicians, 6.5 million annual hospital days and over $37 billion in direct and indirect healthcare costs in the United States.