ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,800, issued on March 18, was assigned to KINETIC SYSTEMS INC. (Livermore, Calif.).

"Container for multi-phase processing" was invented by Ronald Todd Graves (Livermore, Calif.), Maryam Khosroshahi (San Jose, Calif.) and James R. Garstka (Chapel Hill, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A container such as a barrel or drum is provided for processing of solid material or parts with a liquid. The container is designed with grooves leading to holes or slots in the side that draw liquid into the container due to the rotation of the container when it is immersed in a tank of liquid. The holes or slots have a small dimension in the directi...