ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,489,784, issued on Dec. 2, was assigned to ORANGE (Issy-les-Moulineaux, France).

"Methods for verifying the validity of an IP resource, and associated access control server, validation server, client node, relay node and computer program" was invented by Mohamed Boucadair (Chatillon, France) and Christian Jacquenet (Chatillon, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for verifying validity of an IP resource associated with a client domain, implemented in an access control server. The method includes: receiving a list of at least one IP resource associated with the client domain, transmitted from a client node of the client domain to...