ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,553,314, issued on Feb. 17, was assigned to Halliburton Energy Services Inc. (Houston).

"Debris removal apparatus with self cleaning filter assembly, well system and method of use" was invented by Peter Reid Maher (Lafayette, La.), Nicholas Albert Kuo (Carrollton, Texas) and Austin Lee Wright (Carrollton, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure provides a downhole debris removal apparatus, a method for operating a downhole debris removal apparatus, and a well system including the same. The downhole debris removal apparatus, in one aspect, includes an inner pipe positioned within a tubular, and a filtration member substantial...