University of Maryland UM Ventures and Harpoon Medical, Inc., announced today that the University of Maryland, Baltimore (UMB) has invested $100,000 in Harpoon Medical. This is the first equity investment UM Ventures has made in a company and completes Harpoon Medical’s $3.6 million Series A financing. The investment also coincides with the U.S. Patent and Trademark Office’s decision to grant a patent for the innovative beating heart mitral valve repair technology Harpoon Medical licensed from UMB. The team in the Division of Cardiac Surgery at the University of Maryland School of Medicine developed the licensed technology.