ALEXANDRIA, Va., July 3 -- United States Patent no. 12,348,484, issued on July 1, was assigned to Cisco Technology Inc. (San Jose, Calif.).

"Multi-data plane architecture for seamless upgrades" was invented by Stephen Craig Connors Jr. (Nashville, Tenn.) and Mili Anand Taggarsi (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method are provided for implementing a network component, such as a software-defined wide area network, a firewall, a router, or a load balancer. The network component can be an embedded network edge device that is implemented, e.g., in software, in circuitry, or using hardware acceleration (e.g., a data processing unit (DPU), a smart network interface card (Sm...