ALEXANDRIA, Va., June 25 -- United States Patent no. 12,342,508, issued on June 24, was assigned to Google LLC (Mountain View, Calif.).

"Continuous feed liquid coolant replacement" was invented by Jorge Padilla (Union City, Calif.), Reza Khiabani (San Mateo, Calif.) and Madhusudan Krishnan Iyengar (Foster City, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and apparatus for liquid coolant replacement in a cooling distribution unit during operation of the cooling distribution unit. Active liquid coolant to be replaced is removed from the flow cycle of the cooling distribution unit while the coolant distribution unit is operational and providing cooling to an electronic system. Additi...