ALEXANDRIA, Va., March 19 -- United States Patent no. 12,250,990, issued on March 18, was assigned to NIKE Inc. (Beaverton, Ore.).
"Sole structure for article of footwear" was invented by Fidencio Campos II (Dallas, Ore.), Wesley K. Chan (Portland, Ore.), Zachary M. Elder (Portland, Ore.), Elizabeth Langvin (Sherwood, Ore.) and Lee D. Peyton (Tigard, Ore.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sole structure for an article of footwear having an upper includes a heel region, a forefoot region, and a mid-foot region disposed between the heel region and the forefoot region. The sole structure also includes a fluid-filled chamber including a first barrier layer cooperating with a second barrier layer t...