ALEXANDRIA, Va., June 4 -- United States Patent no. 12,321,966, issued on June 3, was assigned to Clever Era LLC (Waxhaw, N.C.).

"Methods, systems, and devices for aging and grading opportunities for non-fungible tokens" was invented by Todd Andrew Wahnish (Waxhaw, N.C.), Mark Benjamin Wahnish (Tampa, Fla.) and James Sheldon Hallett (Brooklyn, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are methods, systems, and devices for generating distinguishing factors between multiple reproductions of a digital asset. As an example, unique aging and grading of digital assets are disclosed. In one embodiment, a computer implemented method for maintaining a digital asset is disclosed. The compute...