ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,463,975, issued on Nov. 4, was assigned to Verifymy Ltd. (London).

"Age assurance during an interactive query workflow" was invented by Ayrton K. Campbell (London), Andrew J. Lulham (London), Peter Oldal (Milton Keynes, Great Britain) and Nicholas HRM Hassell (London).

According to the abstract* released by the U.S. Patent & Trademark Office: "A solution for efficient and secure automated age assurance checking in association with a third party workflow involving an interaction between a user having an associated email address, and a target service. A request to estimate an age of the user is received and includes the email address. In response, the system issues a query to one or mor...