ALEXANDRIA, Va., June 16 -- United States Patent no. 12,655,690, issued on June 16, was assigned to Halliburton Energy Services Inc. (Houston).

"Method to isolate pressure on a multilateral orientation assembly with a reduction in trips" was invented by Srinivasa Prasanna Vemuri (Carrollton, Texas), Matthew James Kelsey (Spring, Texas) and Eulalio De Jesus Rosas Fermin (Spring, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided, in one aspect, is an anchoring subassembly, a well system, and a method for forming a well system. The anchoring subassembly, in at least one aspect, includes an orienting receptacle section, a sealing section coupled proximate a downhole end of the orienting receptacle se...