Patent 10526850 was granted and assigned to Halliburton on January, 2020 by the United States Patent and Trademark Office.
A drill bit cutter having a shaped cutting element is disclosed. The cutter includes a substrate having a fixed portion, and a rotating portion rotatably attached to the fixed portion. The cutter also includes a cutting element secured to the rotating portion of the substrate, the cutting element having a non-circular cross-section in a plane perpendicular to a cutter axis of the rotating cutting element, the cross-section having a radially symmetric shape.