ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,818, issued on Sept. 23, was assigned to SCHLUMBERGER TECHNOLOGY Corp. (Sugar Land, Texas).

"System and method for electronically controlling downhole valve system" was invented by Mark Hofacker (Sugar Land, Texas), Jordi Juan Segura Dominguez (Tananger, Norway) and Jeffrey Conner McCabe (Sugar Land, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A technique facilitates control over packers and/or other well tools actuated downhole. The technique utilizes a valve connectable into a well string. The valve is shiftable between a plurality of modes so as to control flow of fluid in a downhole environment. Additionally, an actuator system is conn...