Patent ID: 7663493

Claim:
An after market system adapted to fit on any infant seat, said system for detecting the presence of a child in an infant seat located within a vehicle comprising: means for detecting the presence and absence of a child in the infant seat; means for detecting an on and off state of the vehicle; means for automatically generating an alarm signal in response to said means for detecting the presence and absence of a child in the infant seat detecting the presence of a child in the infant seat for a pre-defined period of time after said means for detecting the on and off state of the vehicle detects an off state; an alarm responsive to said alarm signal, said alarm in communication with a speaker, said speaker positioned to alert occupants of said vehicle; means for delaying activation of said alarm, for a programmable time period, responsive to when a dome light of said vehicle is illuminated in response to a door of said vehicle being opened; and means for determining operability of said dome light.