ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,704, issued on April 7.

"Casing drill bit facilitating drill-out thereof, and related methods of manufacture and use" was invented by Juan Miguel Bilen (The Woodlands, Texas), Nathaniel R. Adams (The Woodlands, Texas), Melody Alicia Maldonado (The Woodlands, Texas), Eric Roberto Fankhauser (Houston) and Nicole Rojas (Tomball, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "An earth boring system includes a drill-out bit disposed at a distal end of a drill string. The drill-out bit includes blades. The system also includes a casing drill bit that has a drill bit body with a bottom profile. The bottom profile at least partially matches a profile ...