ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,977, issued on March 18, was assigned to Halliburton Energy Services Inc. (Houston).

"Force measurements about secondary contacting structures" was invented by Bradley David Dunbar (The Woodlands, Texas), Matt Barnes (Conroe, Texas), Brody Dunn (Conroe, Texas) and Van Jordan Brackin (Spring, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A drilling system, assembly, and method may help optimize drilling in a system that involves more than one rotary tool that engages the formation. A rotary tool may be a rotary cutting tool, such as a drill bit or reamer, or some other rotary tool (e.g. stabilizer or rotary steerable tool) that has the potent...