ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,002, issued on June 17, was assigned to Sentry Research LLC (Scottsdale, Ariz.).

"Fluid and target compound transmission protective device" was invented by James M. Miller (Scottsdale, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A protective device prevents tampering with a pipe system. The system transmits fluid from an upstream end to a downstream end of the system. The protective device includes a pipe insert disposed within the system between the upstream and downstream ends, and a valve within the pipe insert. The valve is moveable between open and closed positions, wherein the open position opens the pipe insert, enabling transmission...