ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,490,807, issued on Dec. 9, was assigned to NIKE Inc. (Beaverton, Ore.).

"Bladder for an article of footwear" was invented by Jeremy L. Connell (Portland, Ore.), Craig Fredrick (Portland, Ore.), Jason R. Meeker (Portland, Ore.) and Chris Wilburn (Portland, Ore.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bladder including a first barrier element having a first surface formed on a first side of the first barrier element and a second surface formed on an opposite side of the first barrier element than the first surface, a second barrier element having a third surface formed on a first side of the second barrier element and a fourth surface formed on an...