ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,818, issued on Feb. 24, was assigned to Congruens Group LLC (San Carlos, Calif.).

"Porous mold for molded fiber part manufacturing and method for additive manufacturing of same" was invented by Joshua Gouled Goldberg (San Carlos, Calif.), George David Suarez (San Carlos, Calif.), Paul Leeman (San Carlos, Calif.) and Daniel Noah Paley (San Carlos, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure describes systems and methods for creating porous molds using additive manufacturing processes such as three-dimensional (3D) printing. At a high level, it has been found that creating a generally porous mold, or a mold with porous region...