ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,741,413, issued on Sept. 22, was assigned to 3D Print Innovations LLC.

"Apparatus, system and method of heat filtering for additive manufacturing" was invented by Scott Klimczak (St. Petersburg, Fla.) and Luke Rodgers (St. Petersburg, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus, system and method for additive manufacturing. The apparatus, system and method include at least a print bed having thereon powdered print material; a dispersing head suitable to disperse one or more heat-actuated agents onto the powdered print material as indicated by a print plan; a broadband infrared energy source suitable to pass over the print bed so as...