ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,483,531, issued on Nov. 25, was assigned to UAB 360 IT (Vilnius, Lithuania).

"System and method for multi-layered rule learning in URL filtering" was invented by Mantas Briliauskas (Vilnius, Lithuania), Vykintas Maknickas (Vilnius, Lithuania) and Jonas Palacionis (Vilnius, Lithuania).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for URL filtering includes a processor and a memory having stored therein at least programs or instructions executable by the processor to cause the system to filter a received URL by comparing the URL to a blocklist to predict if a resource associated with the URL is malicious, if the URL does not match a URL on the bl...