Santa Claus Detector. Patent number: 5523741 Issue date: Jun 4, 1996

“Thus, in the minds of young children, Santa Claus’ arrival is denoted by the presence of Christmas presents under the tree and/or Christmas stockings filled with treats. However, none of these customary practices, nor any prior art arrangements known to applicant, provides a Christmas stocking which is capable of being selectively illuminated to signal the arrival of Santa Claus. Furthermore, there are no such prior art arrangements known to applicant which includes a light transmissive three dimensional hollow recognizable character rendition which is capable of being illuminated to signal the arrival of Santa Claus. ”