ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,702,574, issued on Aug. 11, was assigned to W. L. Gore & Associates Inc. (Newark, Del.).

"Sleeve pull back mechanism" was invented by Austin A. Byrne (Flagstaff, Ariz.), Rebecca L. Maryn (Flagstaff, Ariz.), Jilene M. Oakley (Flagstaff, Ariz.) and Michael J. Shepard (Flagstaff, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Through observation it has been determined that deployment of delivery sleeves may result in one or more portions of the deliver), sleeve extending beyond an end of the endoluminal device resulting in an overhang of material. The overhang may affect blood flow through the endoprosthesis or otherwise impact performance, including...