ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,595, issued on June 17, was assigned to Halliburton Energy Services Inc. (Houston).
"Shaped cutter for drill bit with point-loaded reinforcing ribs" was invented by John Harman (Denver) and William Brian Atkins (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A shaped cutter is disclosed for use on a drill bit. In one or more example, the shaped cutter includes a substrate including a proximal end and a distal end and defining a cutter axis extending between the proximal and distal ends. A cutting table secured to the proximal end of the substrate includes a cutting face with a central boss axially extending from the cutting face and a plural...