ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,715,688, issued on Aug. 25, was assigned to Ocado Innovation Ltd. (Hatfield, Great Britain).

"Grid framework structure" was invented by Lars Sverker Ture Lindbo (Hatfield, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A grid framework structure includes a track system for a first type of robotic load handling device having a different sized footprint relative to a second type of robotic load handling device. A first portion includes first, second and third sets of parallel tracks to define a first set of grid cells with a first type grid cell opening. A second portion includes cells of the first set of grid cells and a second set of grid ...