ALEXANDRIA, Va., July 16 -- United States Patent no. 12,669,140, issued on June 30, was assigned to TPE MIDSTREAM LLC (Tulsa, Okla.).

"Vacuum-enabled fluid compression and evacuation apparatus, control, and associated methods" was invented by Douglas A. Sahm (Lutz, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus to evacuate fluid from a pipe is disclosed herein. The apparatus includes processor circuitry to monitor a pressure in a pipe based on measurement data from a pressure gauge coupled to the pipe, when the pressure satisfies a first pressure threshold, halt operation of a fluid evacuation system operatively coupled to the pipe, the first pressure threshold selected based on a set of va...