ALEXANDRIA, Va., July 7 -- United States Patent no. 12,673,815, issued on July 7, was assigned to SANDBOX ENTERPRISES LLC (Katy, Texas).

"Systems and methods for remotely controlling proppant discharge system" was invented by John Oren (Houston), Joshua Oren (Houston) and Peter Glynn (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A proppant discharge system has a container with an outlet formed at a bottom thereof and a gate slidably affixed at the outlet so as to be movable between a first position covering the outlet and a second position opening the outlet, and a support structure having an actuator thereon. The container is removably positioned on the top surface of the support structure. The ac...