ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,977, issued on June 17, was assigned to Cardiac Pacemakers Inc..

"Catheter and leadless cardiac devices including electrical pathway barrier" was invented by Michael J. Kane (St. Paul, Minn.), Brian L. Schmidt (White Bear Lake, Minn.) and Kevin G. Wika (Blaine, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Catheter and implantable leadless pacing devices, systems, and methods utilizing catheters and implantable leadless pacing devices are disclosed. An example catheter system may include a holding structure extending distally from a tubular member. An implantable device, such a leadless pacing device, may be located within a cavity of the hol...