ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,911, issued on March 31, was assigned to BEAR ROBOTICS KOREA INC. (Seoul, South Korea).

"Packaging box" was invented by Eunyoung Ji (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a packaging box. The packing box includes: a main body portion having a front surface and a storage space formed therein, wherein the front surface is configured to be opened and closed; and a bottom portion positioned below the body portion. The bottom portion includes: a bottom pad; and an inclined plate having a same height as the bottom pad at a first end thereof and having a slope toward a second end thereof. The inclined plate with th...