ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,098, issued on May 13, was assigned to WHG Properties LLC (North Wales, Pa.).
"Firearm barrel having at least one barrel gas port and method of manufacturing the same" was invented by William Geissele (Lower Gwynedd, Pa.), Frank Robinson (Schwenksville, Pa.) and Dave Duhaime (Ivyland, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Various embodiments are directed to a barrel for a firearm. In various embodiments, a barrel comprises an inner surface defining a bore configured to guide a projectile as the projectile is propelled through the bore by pressurized gas; and a barrel gas port having a gas port depth extending between a port entrance def...