ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,520, issued on March 31, was assigned to MAZAMA ENERGY INC. (Frisco, Texas).

"Maximizing stimulation efficiency and contact area for heat harvesting" was invented by Gabrijel Grubac (Zrenjanin, Serbia), Abdel Wadood Mohamed El-Rabaa (Plano, Texas) and Sriram Vasantharajan (Plano, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and processes for assessing connectivity between subterranean injector and producer wells. One process includes assessing pressure analytics before, during or after injection of stimulation fluid into a well. Pressure communication analytics includes analysis of pressure inflection at selected downhole locations ...