ALEXANDRIA, Va., June 2 -- United States Patent no. 12,646,046, issued on June 2, was assigned to Artema Labs Inc (Los Angeles).

"Systems and methods for instant NFTs and protection structure, detection of malicious code within blockchain smart contracts, tokens with transfer limitations, mirror tokens and parallel addresses, smart contract risk scoring method, and cross-device digital rights management" was invented by Madhu Vijayan (Venice, Calif.), Bjorn Markus Jakobsson (New York), Keir Finlow-Bates (Eura, Finland), Stephen C. Gerber (Austin, Texas), Perry R. Cook (Jacksonville, Ore.), Guy Stewart (Olympia, Wash.) and Kenneth Rosen (Portola Valley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "No...