ALEXANDRIA, Va., March 12 -- United States Patent no. 12,250,282, issued on March 11, was assigned to eBay Inc. (San Jose, Calif.).

"Systems and methods of token piggybacking" was invented by Victor Mendoza (Revere, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method, system, and computer-readable medium are disclosed for generating a unified user profile. For example, a system may store, on a client device, a token under a first domain name. The token may specify state data for a communication session between the client device and a first content publisher addressed by the first domain name. The communication session utilizes a stateless communication protocol. The system may then generate a redir...