ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,217, issued on Feb. 10, was assigned to Allotex Inc. (Boston).

"Corneal implant systems and methods" was invented by David Muller (Boston), Michael Mrochen (Eglisau, Switzerland), Siran Wang (Maynard, Mass.), Zhiyi Yuan (Medford, Mass.), Sara Correia (Zurich, Switzerland) and Daniel Boss (Zurich, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "An example method for cutting a plurality of lenticules from a donor cornea includes receiving a donor cornea, cutting a first layer of a first set of lenticules from the donor cornea, and cutting a second layer of a second set of lenticules from the donor cornea. The lenticules are cut according to...