ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,378,856, issued on Aug. 5, was assigned to Halliburton Energy Services Inc. (Houston).

"Producing fluid from a well using distributed acoustic sensing and an electrical submersible pump" was invented by Jeffrey Bridges (Tulsa, Okla.) and Benjamin Schaeffer (Denver).

According to the abstract* released by the U.S. Patent & Trademark Office: "In some embodiments, a system for producing fluid from a well can include an electrical submersible pump (ESP) disposed in a wellbore of the well and configured to pump the fluid. The system may further include a distributed acoustic sensing (DAS) system, for example having an interrogator unit and a fiber optic cable extending downhole in the well...