ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,405,085, issued on Sept. 2.
"Rear firearm sight slide elevator" was invented by David Joseph Vermeulen (Great Falls, Mont.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rear firearm sight slide elevator with a base member that is configured to surround part of a firearm barrel and has a first wing on one side and a second wing on another side of the front part of the base member, first and second fins that are parallel to each other and situated at least in part on top of the base member, and a smooth ramp that is situated on a central portion of the base member between the fins. The ramp increases in height from front to back and has a central chann...