ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,722,070, issued on Sept. 1, was assigned to STATESIDE SKATES LTD. (Amersham, Great Britain).
"Skate" was invented by Alistair Crichton (Farnborough, Great Britain), Jacob Bach Vorre (Aarhus, Denmark) and Helen Capewell (Amersham, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A skate is provided, wherein the skate includes: a boot including a body portion and a sole, an inner surface of the sole including a recess which is X-shaped, the recess including four grooves, each of the four grooves including a first positioning structure; a metal member being X-shaped and including four arms, each of the four arms being received in one of the fou...