ALEXANDRIA, Va., March 26 -- United States Patent no. 12,260,389, issued on March 25, was assigned to Capital One Services LLC (McLean, Va.).

"Presence verification for electronic transactions" was invented by Zainab Zaki (Reston, Va.) and Jackson Cheek (Washington).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, apparatuses, and methods for verifying physical presence of a mobile device as part of an electronic transaction. Tags may be generated and displayed on one or more display devices. Those tags, which may be time-limited, may be read by a mobile device to verify physical presence of the mobile device as a prerequisite to initiating, continuing with, or completing an electronic transaction, and...