ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,228,153, issued on Feb. 18, 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 example apparatus includes a pressure gauge coupled to a pipe, a fluid evacuation system coupled to the pipe, the fluid evacuation system to evacuate a first fluid from the pipe and, in response to the pressure gauge measuring a first pressure in the pipe, stop evacuating the first fluid from the pipe, and a gas supply coupled to...