ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,559,303, issued on Feb. 24, was assigned to ENCINO ENVIRONMENTAL SERVICES LLC (Alleyton, Texas).
"Composite thief hatch systems" was invented by Joe Etheridge (Houston), James Timmins (Alleyton, Texas) and Kris Kervick (Alleyton, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure refers to a system and components for a thief hatch. The thief hatch may include a flange body comprising a first composite material. The flange is configured to attach to a tank roof. A lid is operably connected to the flange body. The lid comprises a second composite material. The lid comprises a hinge operably connected to allow for at least partial ...