US Patent 8407942 Method and apparatus for reinforcing door jambs

A door jamb reinforcing device includes a first face member configured to engage with a face of a stop rail of the door jamb and a second face member interconnected with the first face member and configured to engage with a face of a latch-engagement portion of the door jamb. A first side member may be attached orthogonally to the first face member. A second side member may be attached orthogonally to the second face member. The first and second side members may be spaced apart from one another by a distance that corresponds to a width of the jamb.