Patent ID: 7817058

Claim:
A self-contained battery-operated server signaler attached to an advertising support for signaling a server that service is needed, comprising: a body having a front piece with a top portion and a bottom portion, a back piece with a top portion and a bottom portion, a bottom piece connecting the bottom portions of the front piece and the back piece, and a top piece interposed intermediate the top and bottom portions of the front piece and the top and bottom portions of the back piece, wherein the top piece, the bottom portion of the front piece, the bottom portion of the back piece and the bottom piece define a housing therewithin; a card-receiving channel between the top portion of the front piece, the top portion of the back piece, and the top piece; a lamp mounted on a selected top portion of the front piece and the back piece that comprise the body; and a circuit with a battery contained within the housing, the circuit actuating the lamp in response to a switch.