ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,461, issued on May 20, was assigned to Weatherford Technology Holdings LLC (Houston).
"Linkage slip assembly for higher expansion on downhole tool" was invented by Shawn J Treadaway (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A downhole tool, such as a bridge plug, has a carrier disposed on the tool between the opposing cones. Slips are disposed adjacent to the tool between the carrier and the cones. One arrangement has a proximal end of each slip connected by a linkage configured to articulate the proximal end relative to the carrier, while a distal end of each slip is configured to engage the cone opposed thereto. The linkage can be a ...