ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,188, issued on July 21.

"Wall anchor" was invented by Peter Brown (Glasglow, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is described provides a wall anchor for fixing to a hollow wall, such as a plasterboard wall, wherein said anchor comprises an L-shaped portion with a first arm and a second arm, an elongate back portion adapted to engage the inner surface of the wall, a hinge which connects the second arm of said L-shaped portion to said elongate back portion, and a resilient member which urges the elongate back portion to adopt a substantially perpendicular position relative to the second arm of the L-shaped portion. A met...