Patent ID: 9464490
Filing Date: 2016-10-11
CPC Classification: E21B

Claim Text:
1. A downhole cutting tool, comprising: a tool body comprising a pin end; a plurality of blades extending azimuthally from the tool body comprising a cone region, a shoulder region, and a gage region at an outer diameter of the tool body; at least one cutting element disposed along the cone region and the shoulder region of a first blade of the plurality of blades; a first gage cutting element proximate to a leading face of the first blade and disposed along the gage region of the first blade wherein the first gage cutting element has a negative backrake angle ranging from greater than 70 degrees to 85 degrees; a second gage cutting element disposed along the gage region of a second blade of the plurality of blades, wherein the second gage cutting element has a negative backrake angle ranging from greater than 70 degrees to 85 degrees; and a trailing gage cutting element disposed on the first blade, the trailing gage cutting element having a lesser backrake angle than the first gage cutting element.