ALEXANDRIA, Va., April 9 -- United States Patent no. 12,273,239, issued on April 8, was assigned to Cisco Technology Inc. (San Jose, Calif.).

"Energy-aware traffic forwarding and loop avoidance" was invented by Carlos Pignataro (Cary, N.C.), Eric A. Voit (Bethesda, Md.), Nagendra Kumar Nainar (Morrisville, N.C.) and Marcelo Yannuzzi (Nuvilly, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "Energy-aware configurations can be utilized to operate a network based on sustainability-related metrics. In many embodiments, a suitable device includes a processor, a memory commutatively coupled to the processor, a plurality of elements, a communication port, and an energy-aware topology logic configured to c...