ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,716,667, issued on Aug. 25.
"3D printed bolt receiver with reinforcing blade and picatinny rail" was invented by Bobby McCreight (Bulverde, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "An improved receiver such as for bolt action firearms has an integrally formed reinforcing feature or blade situated below the ejection port. This blade extends longitudinally from the proximal receiver bridge to the distal receiver bridge and may continue into the barrel boss region. Functioning like an arch bridge, the reinforcing blade significantly enhances the structural rigidity of the bolt receiver at its weakest point around the ejection port, reducing fle...