ALEXANDRIA, Va., March 19 -- United States Patent no. 12,256,518, issued on March 18, was assigned to FRONTIER COMMUNICATIONS HOLDINGS LLC (Dallas).

"Submersible networking enclosure" was invented by John Valdez (Copper Canyon, Texas) and Erwin Wardojo (McKinney, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "An enclosure for retaining at least one networking component may include a shell forming first and second chambers and having lower and upper portions, a dielectric fluid adapted to be disposed in the first chamber, an adjustable overflow assembly adapted to be disposed in the first chamber, a mounting mechanism at least partially disposed within the first chamber, a coolant distribution line at l...