ALEXANDRIA, Va., July 30 -- United States Patent no. 12,371,956, issued on July 29, was assigned to Tech Tac Co. Inc. (Vernal, Utah).
"Hydrodynamic down-hole anchors and related methods" was invented by James Baker (Salt Lake City) and Luke Reary (Vernal, Utah).
According to the abstract* released by the U.S. Patent & Trademark Office: "Tubing anchor catchers that include a mandrel having a first end portion and a second end portion, each end portion having threading with multiple starts, a first cone, a second cone, and a slip that is at least partially disposed between the first cone and the second cone. The first cone and second cone are coupled to the mandrel via the threading with multiple starts such that when the mandrel is rotated...