ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,553,299, issued on Feb. 17.
"System and method for transferring tubulars to a rig" was invented by Gustaaf Rus (Spruce Grove, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for horizontally building stands of tubulars and transferring them to a rig floor. The system has a horizontal stand builder which assembles double or triple stands of tubulars. A catwalk and V-door are positioned alongside the horizontal stand builder. A skate is able to push either single, double, or triple stands along the catwalk and up the V-door to a position whereby an elevator on the rig can grip the stand move it onto the rig. For transferring sing...