ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,408, issued on March 24, was assigned to Halliburton Energy Services Inc. (Houston).

"Formation fluid sampling using probe with inflatable pad" was invented by Bin Dai (Katy, Texas), Wael Soliman Mohamed Elhawary (Katy, Texas), Christopher Michael Jones (Katy, Texas) and Zhonghuan Chen (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are systems and methods to obtain representative reservoir fluid samples faster. In embodiments, a formation testing tool, which includes a probe and a fluid passageway, is conveyed in a wellbore and the probe is pressed against the wellbore to create a fluidic seal in between the formation and ...