ALEXANDRIA, Va., March 17 -- United States Patent no. 12,577,868, issued on March 17, was assigned to Bedrock Energy Inc. (Los Angeles).

"Thermal conductivity measurements for optimizing geothermal field construction" was invented by Silviu Livescu (Austin, Texas), Javad Gatabi (San Marcos, Texas), Rio Whyte (Austin, Texas), Kyle Clark (Georgetown, Texas) and Tanner William Palmer (Austin, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system collects a plurality of drill cuttings from a subsurface of a geothermal borehole while drilling the borehole. The system obtains a plurality of thermal conductivity values for the plurality of drill cuttings. The system determines, using the plurality of therma...