ALEXANDRIA, Va., July 7 -- United States Patent no. 12,672,692, issued on July 7.

"Skate system" was invented by Edward Altshuler (Dacono, Colo.) and David Cruikshank (Delafield, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ice skate boot as described herein can include a boot that is generally defined by an outer boot shell that includes a boot sole, a heal region, a toe box, and sidewalls between the toe box and the heal region. The sidewalls extend from the boot sole to a boot collar and tongue gap. Each of the sidewalls generally comprises an impact absorbing layer, a thermo-moldable layer and a foot contact layer, wherein the foot contact layer configured to interface a human foot. The impact ...