ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,708,503, issued on Aug. 18, was assigned to LimFlow GmbH (Dresden, Germany).

"Methods for targeting a body passage to effect fluid flow" was invented by Robert Julian Dickinson (London), Roberto Ferraresi (Milan), Steven Kum (Singapore), Timothy Lenihan (Hradec Kralove, Czech Republic), Andrew Robert Pacey (Stevenage, Great Britain) and Martin Terry Rothman (Santa Rosa, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device includes a first end portion, a second end portion, an intermediate portion, and a graft material. The first end portion has a first end diameter. The second end portion has a second end diameter smaller than the first end di...