ALEXANDRIA, Va., March 26 -- United States Patent no. 12,258,261, issued on March 25, was assigned to RPM INDUSTRIES LLC (Washington, Pa.).
"Mobile fluid transfer system" was invented by John K. Apostolides (Pittsburgh) and William E. Ryckman (Coal Center, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A mobile fluid transfer system. The system includes a fluid evacuation system, a fluid refill system, a sensing system and a control system. The fluid evacuation system comprises a first fluid storage container. The fluid refill system comprises a second fluid storage container. The sensing system is coupled to the fluid evacuation system and the fluid refill system. The control system is coupled to the se...