ALEXANDRIA, Va., June 25 -- United States Patent no. 12,337,436, issued on June 24, was assigned to Velasa Sports Inc. (Acton, Mass.).

"Skate blade sharpening system" was invented by Daniel A. Beaudet (Lexington, Mass.), Ivan D. Goryachev (Nashua, N.H.), Brian Austin (Boston) and Russell K. Layton Jr. (Acton, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides for a skate sharpening system comprising an operative unit and a base, the operative unit comprising a central body, the central body comprising a skate receiving slot, a skate clamp being positioned adjacent to the skate receiving slot such that a skate can be secured within the skate receiving slot for a sharpening op...