ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,720, issued on Sept. 30, was assigned to 3D SYSTEMS INC. (Rock Hill, S.C.).

"Method for manufacturing precision articles with inks having high mobility vehicle fluids" was invented by Akarsh Sivaprasad (Nashua, N.H.), David Sabo (San Diego) and Grant Draper (Escondido, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A three-dimensional (3D) printing includes a rigid base, a build vessel supported on the rigid base, and an imaging module. The build vessel includes a lower frame structure, a transparent plate supported by the lower frame structure, a transparent sheet supported above the transparent plate, a vented housing supported by the lowe...