ALEXANDRIA, Va., June 16 -- United States Patent no. 12,653,165, issued on June 16, was assigned to NDSU Research Foundation.

"Aquatic thermal refugium system, device and methods" was invented by Mohammad Rajib Uddin Rony (Fargo, N.D.), Adam Gladen (Fargo, N.D.) and Jeremy Kientz (Rapid City, S.D.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system to provide at least one thermal refugium in a body of water. The system includes at least one enclosure configured to partially isolate at least one local volume of water, at least one heat exchanger within the enclosure, a thermal apparatus operably coupled to the heat exchanger, and a controller operably coupled to the thermal apparatus. The heat exchanger t...