ALEXANDRIA, Va., June 25 -- United States Patent no. 12,338,720, issued on June 24, was assigned to Baker Hughes Oilfield Operations LLC (Houston).
"Sleeve device, method and system" was invented by Todd C. Jackson (Houston), Ricardo Arturo Gomez Barker (Houston), Mark Adam (Houston) and James Sanchez (Spring, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of conducting a plurality of downhole operations with a completion system, the method including performing a treatment through a port in a first sleeve assembly in a first stage of the completion system, using an object to slide a first sleeve in a second sleeve assembly, located uphole of the first sleeve assembly, in a second stage of the ...